#641A0E#641A0E

#641A0E is a dark, moderate red. Relative luminance 0.035; OKLCH L 33.9% C 0.108 H 31.9°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#641A0E
RGB	rgb(100, 26, 14)
HSL	hsl(8, 75%, 22%)
HSV	hsv(8, 86%, 39%)
CMYK	cmyk(0%, 74%, 86%, 60.8%)
CIE-LAB	lab(21.87, 32.52, 26.46)
CIE-LCH	lch(21.87, 41.92, 39.14°)
OKLab	oklab(33.89% 0.092 0.0572)
OKLCH	oklch(33.89% 0.108 31.9)
XYZ	xyz(5.7049, 3.4807, 0.7868)
Luminance	0.0348 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641A0E #0E5864

analogous

#640E2D #641A0E #64450E

triadic

#641A0E #0E641A #1A0E64

tetradic

#641A0E #2D640E #0E5864 #450E64

square

#641A0E #2D640E #0E5864 #450E64

split-complementary

#641A0E #0E6445 #0E2D64

monochromatic

#1B0704 #2E0C06 #641A0E #9A2816 #CF361D

Accessibility & contrast

On white

12.38

#641A0E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#641A0E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641A0E

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641A0E	#FFFFFF	#000000	##FFFFFF
##641A0E	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302A0C

Deuteranopia (green-blind)

#423A0B

Tritanopia (blue-blind)

#6F0118

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #641a0e;
/* rgb */ color: rgb(100, 26, 14);
/* oklch */ color: oklch(33.9% 0.108 31.9);

Tailwind

colors: {
  custom: {
    50: '#975c4e',
    500: '#641a0e',
    950: '#000000',
  },
}

SCSS

$custom: #641a0e;
$custom-light: #975c4e;
$custom-dark: #000000;

JSON

{
  "hex": "#641a0e",
  "rgb": {
    "r": 100,
    "g": 26,
    "b": 14
  },
  "hsl": {
    "h": 8.372,
    "s": 75.439,
    "l": 22.353
  },
  "oklch": {
    "l": 0.33893,
    "c": 0.10836,
    "h": 31.9
  },
  "luminance": 0.0348
}

Semantic roles & 50–950 ramp

primary

#641A0E

secondary

#318E9D

accent

#D8F236

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0401

muted

#7F7977

Preview Lab

Preview with #641A0E

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

Preview Lab → · Contrast checker → · Palette generator →