#40110F#40110F

#40110F is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.7% C 0.074 H 26.1°. Best body text is #FFFFFF at 16.09:1 contrast (WCAG AA passes).

Color values

HEX	#40110F
RGB	rgb(64, 17, 15)
HSL	hsl(2, 62%, 15%)
HSV	hsv(2, 77%, 25%)
CMYK	cmyk(0%, 73.4%, 76.6%, 74.9%)
CIE-LAB	lab(12.77, 22.70, 13.15)
CIE-LCH	lch(12.77, 26.24, 30.08°)
OKLab	oklab(25.67% 0.0662 0.0325)
OKLCH	oklch(25.67% 0.074 26.1)
XYZ	xyz(2.4013, 1.5257, 0.6199)
Luminance	0.0152 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40110F #0F3E40

analogous

#400F25 #40110F #40290F

triadic

#40110F #0F4011 #110F40

tetradic

#40110F #25400F #0F3E40 #290F40

square

#40110F #25400F #0F3E40 #290F40

split-complementary

#40110F #0F4029 #0F2540

monochromatic

#190706 #190706 #40110F #721E1B #A32B26

Accessibility & contrast

On white

16.09

#40110F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#40110F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40110F

16.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40110F	#FFFFFF	#000000	##FFFFFF
##40110F	1.00	16.09	1.31	16.09
#FFFFFF	16.09	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1B0E

Deuteranopia (green-blind)

#29250E

Tritanopia (blue-blind)

#470611

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #40110f;
/* rgb */ color: rgb(64, 17, 15);
/* oklch */ color: oklch(25.7% 0.074 26.1);

Tailwind

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

SCSS

$custom: #40110f;
$custom-light: #79524d;
$custom-dark: #000000;

JSON

{
  "hex": "#40110f",
  "rgb": {
    "r": 64,
    "g": 17,
    "b": 15
  },
  "hsl": {
    "h": 2.449,
    "s": 62.025,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25674,
    "c": 0.07375,
    "h": 26.1
  },
  "luminance": 0.01525
}

Semantic roles & 50–950 ramp

primary

#40110F

secondary

#30777A

accent

#DEE543

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #40110F

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

Preview Lab → · Contrast checker → · Palette generator →