#641A19#641A19

#641A19 is a dark, moderate red. Relative luminance 0.035; OKLCH L 34.0% C 0.106 H 25.5°. Best body text is #FFFFFF at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#641A19
RGB	rgb(100, 26, 25)
HSL	hsl(1, 60%, 25%)
HSV	hsv(1, 75%, 39%)
CMYK	cmyk(0%, 74%, 75%, 60.8%)
CIE-LAB	lab(22.01, 33.01, 19.91)
CIE-LCH	lch(22.01, 38.55, 31.09°)
OKLab	oklab(34.04% 0.0961 0.0458)
OKLCH	oklch(34.04% 0.106 25.5)
XYZ	xyz(5.8010, 3.5192, 1.2933)
Luminance	0.0352 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641A19 #196364

analogous

#64193E #641A19 #644019

triadic

#641A19 #19641A #1A1964

tetradic

#641A19 #3E6419 #196364 #401964

square

#641A19 #3E6419 #196364 #401964

split-complementary

#641A19 #196440 #193E64

monochromatic

#180606 #330D0D #641A19 #952725 #C63331

Accessibility & contrast

On white

12.33

#641A19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#641A19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641A19

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641A19	#FFFFFF	#000000	##FFFFFF
##641A19	1.00	12.33	1.70	12.33
#FFFFFF	12.33	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2B18

Deuteranopia (green-blind)

#413B17

Tritanopia (blue-blind)

#6F031B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #641a19;
/* rgb */ color: rgb(100, 26, 25);
/* oklch */ color: oklch(34.0% 0.106 25.5);

Tailwind

colors: {
  custom: {
    50: '#965c55',
    500: '#641a19',
    950: '#000000',
  },
}

SCSS

$custom: #641a19;
$custom-light: #965c55;
$custom-dark: #000000;

JSON

{
  "hex": "#641a19",
  "rgb": {
    "r": 100,
    "g": 26,
    "b": 25
  },
  "hsl": {
    "h": 0.8,
    "s": 60,
    "l": 24.51
  },
  "oklch": {
    "l": 0.34042,
    "c": 0.10639,
    "h": 25.5
  },
  "luminance": 0.03518
}

Semantic roles & 50–950 ramp

primary

#641A19

secondary

#3F999A

accent

#E1E345

background

#F9F5F5

surface

#F2E9E8

border

#CCC5C4

text

#0F0403

muted

#7E7978

Preview Lab

Preview with #641A19

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

Preview Lab → · Contrast checker → · Palette generator →