#42110D#42110D

#42110D is a dark, moderate red. Relative luminance 0.016; OKLCH L 26.0% C 0.077 H 28.2°. Best body text is #FFFFFF at 15.94:1 contrast (WCAG AA passes).

Color values

HEX	#42110D
RGB	rgb(66, 17, 13)
HSL	hsl(5, 67%, 15%)
HSV	hsv(5, 80%, 26%)
CMYK	cmyk(0%, 74.2%, 80.3%, 74.1%)
CIE-LAB	lab(13.16, 23.40, 14.76)
CIE-LCH	lch(13.16, 27.67, 32.24°)
OKLab	oklab(26.04% 0.0677 0.0363)
OKLCH	oklch(26.04% 0.077 28.2)
XYZ	xyz(2.5201, 1.5886, 0.5546)
Luminance	0.0159 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42110D #0D3E42

analogous

#420D23 #42110D #422B0D

triadic

#42110D #0D4211 #110D42

tetradic

#42110D #23420D #0D3E42 #2B0D42

square

#42110D #23420D #0D3E42 #2B0D42

split-complementary

#42110D #0D422B #0D2342

monochromatic

#1A0705 #1A0705 #42110D #751E17 #A82B21

Accessibility & contrast

On white

15.94

#42110D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#42110D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42110D

15.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42110D	#FFFFFF	#000000	##FFFFFF
##42110D	1.00	15.94	1.32	15.94
#FFFFFF	15.94	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1B0C

Deuteranopia (green-blind)

#2B260B

Tritanopia (blue-blind)

#490510

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #42110d;
/* rgb */ color: rgb(66, 17, 13);
/* oklch */ color: oklch(26.0% 0.077 28.2);

Tailwind

colors: {
  custom: {
    50: '#7b524c',
    500: '#42110d',
    950: '#000000',
  },
}

SCSS

$custom: #42110d;
$custom-light: #7b524c;
$custom-dark: #000000;

JSON

{
  "hex": "#42110d",
  "rgb": {
    "r": 66,
    "g": 17,
    "b": 13
  },
  "hsl": {
    "h": 4.528,
    "s": 67.089,
    "l": 15.49
  },
  "oklch": {
    "l": 0.26035,
    "c": 0.07678,
    "h": 28.2
  },
  "luminance": 0.01588
}

Semantic roles & 50–950 ramp

primary

#42110D

secondary

#2D777E

accent

#DDEA3E

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #42110D

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

Preview Lab → · Contrast checker → · Palette generator →