191C1F

COLOR
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Black Rock

Color Psychology & Meanings / hei yan se
sRGB Model ? COPY
R 25
G 28
B 31
HSL Model ? COPY
H 210°
S 11%
L 11%
CMYK Print ? COPY
C 19
M 10
Y 0
K 88
CIE-Lab ? COPY
L 10.08
a -0.57
b -2.55
CIE-XYZ ? COPY
X 1.06
Y 1.14
Z 1.46
OKLCH (Next-Gen) ? COPY
L 22.46%
C 0.007
H 248.2
HSB Model ? COPY
H 210°
S 19%
B 12%
HWB Model ? COPY
H 210°
W 10%
B 88%
CIE-LUV ? COPY
L 10.08
u -1.13
v -1.78

WCAG Accessibility Score

Sample Text
17.11
AA: PASS / AAA: PASS
Sample Text
1.23
AA: FAIL / AAA: FAIL

Vision Simulation

Protanopia #1a1a1e
Deuteranopia #1a191e
Tritanopia #191d1d
Achromatopsia #1b1b1b

TINTS

TONES

Physical Match

Closest Standard Match

RAL 790-5

SET: 德国RAL-Effect
DELTA E: 2.38

HARMONIES

Complementary
Analogous
Split Complementary
Triadic
Tetradic
Monochromatic

Smart Gradients

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Basic Light
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Deep Gravity
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Aurora Flow
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Cyber Clash
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Soft Mist

Description

Black Rock

Developer Handoff

CSS Variables 
:root {
  --black-rock: #191C1F;
}
Tailwind Config 
colors: {
  'black-rock': '#191C1F',
}
SCSS / Sass 
$black-rock: #191C1F;
Design Token 
{
    "name": "Black Rock",
    "value": "#191C1F"
}

UI Application / Simulation

Real-time UI Preview

View the actual rendering effect of this color in dashboards, mobile apps, chat interfaces, calendars, etc.
Click to open full-screen immersive preview.

Open UI Kit

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