#40110C#40110C

#40110C is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.6% C 0.074 H 29.2°. Best body text is #FFFFFF at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#40110C
RGB	rgb(64, 17, 12)
HSL	hsl(6, 68%, 15%)
HSV	hsv(6, 81%, 25%)
CMYK	cmyk(0%, 73.4%, 81.2%, 74.9%)
CIE-LAB	lab(12.72, 22.51, 14.56)
CIE-LCH	lch(12.72, 26.81, 32.90°)
OKLab	oklab(25.62% 0.0649 0.0363)
OKLCH	oklch(25.62% 0.074 29.2)
XYZ	xyz(2.3814, 1.5178, 0.5153)
Luminance	0.0152 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40110C #0C3B40

analogous

#400C21 #40110C #402B0C

triadic

#40110C #0C4011 #110C40

tetradic

#40110C #21400C #0C3B40 #2B0C40

square

#40110C #21400C #0C3B40 #2B0C40

split-complementary

#40110C #0C402B #0C2140

monochromatic

#1A0705 #1A0705 #40110C #741F16 #A72C1F

Accessibility & contrast

On white

16.11

#40110C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#40110C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40110C

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40110C	#FFFFFF	#000000	##FFFFFF
##40110C	1.00	16.11	1.30	16.11
#FFFFFF	16.11	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1B0B

Deuteranopia (green-blind)

#2A250B

Tritanopia (blue-blind)

#470610

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #40110c;
/* rgb */ color: rgb(64, 17, 12);
/* oklch */ color: oklch(25.6% 0.074 29.2);

Tailwind

colors: {
  custom: {
    50: '#79524c',
    500: '#40110c',
    950: '#000000',
  },
}

SCSS

$custom: #40110c;
$custom-light: #79524c;
$custom-dark: #000000;

JSON

{
  "hex": "#40110c",
  "rgb": {
    "r": 64,
    "g": 17,
    "b": 12
  },
  "hsl": {
    "h": 5.769,
    "s": 68.421,
    "l": 14.902
  },
  "oklch": {
    "l": 0.2562,
    "c": 0.07438,
    "h": 29.2
  },
  "luminance": 0.01517
}

Semantic roles & 50–950 ramp

primary

#40110C

secondary

#2C747C

accent

#DAEB3D

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #40110C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →