#401810#401810

#401810 is a dark, moderate red. Relative luminance 0.018; OKLCH L 26.8% C 0.065 H 32.9°. Best body text is #FFFFFF at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#401810
RGB	rgb(64, 24, 16)
HSL	hsl(10, 60%, 16%)
HSV	hsv(10, 75%, 25%)
CMYK	cmyk(0%, 62.5%, 75%, 74.9%)
CIE-LAB	lab(14.29, 18.81, 14.63)
CIE-LCH	lch(14.29, 23.83, 37.87°)
OKLab	oklab(26.83% 0.0543 0.0352)
OKLCH	oklch(26.83% 0.065 32.9)
XYZ	xyz(2.5347, 1.7810, 0.7004)
Luminance	0.0178 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401810 #103840

analogous

#401020 #401810 #403010

triadic

#401810 #104018 #181040

tetradic

#401810 #204010 #103840 #301040

square

#401810 #204010 #103840 #301040

split-complementary

#401810 #104030 #102040

monochromatic

#180906 #180906 #401810 #712A1C #A23D28

Accessibility & contrast

On white

15.48

#401810 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#401810 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401810

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401810	#FFFFFF	#000000	##FFFFFF
##401810	1.00	15.48	1.36	15.48
#FFFFFF	15.48	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221F0F

Deuteranopia (green-blind)

#2C270F

Tritanopia (blue-blind)

#471016

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #401810;
/* rgb */ color: rgb(64, 24, 16);
/* oklch */ color: oklch(26.8% 0.065 32.9);

Tailwind

colors: {
  custom: {
    50: '#79564e',
    500: '#401810',
    950: '#000000',
  },
}

SCSS

$custom: #401810;
$custom-light: #79564e;
$custom-dark: #000000;

JSON

{
  "hex": "#401810",
  "rgb": {
    "r": 64,
    "g": 24,
    "b": 16
  },
  "hsl": {
    "h": 10,
    "s": 60,
    "l": 15.686
  },
  "oklch": {
    "l": 0.26828,
    "c": 0.06468,
    "h": 32.9
  },
  "luminance": 0.01781
}

Semantic roles & 50–950 ramp

primary

#401810

secondary

#326E7A

accent

#C9E345

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#090301

muted

#7B7877

Preview Lab

Preview with #401810

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

Preview Lab → · Contrast checker → · Palette generator →