#641F2A#641F2A

#641F2A is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.0% C 0.099 H 14.5°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#641F2A
RGB	rgb(100, 31, 42)
HSL	hsl(350, 53%, 26%)
HSV	hsv(350, 69%, 39%)
CMYK	cmyk(0%, 69%, 58%, 60.8%)
CIE-LAB	lab(23.19, 31.94, 9.91)
CIE-LCH	lch(23.19, 33.45, 17.23°)
OKLab	oklab(35.03% 0.0962 0.0248)
OKLCH	oklch(35.03% 0.099 14.5)
XYZ	xyz(6.1640, 3.8573, 2.6100)
Luminance	0.0386 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F2A #1F6459

analogous

#641F4C #641F2A #64361F

triadic

#641F2A #2A641F #1F2A64

tetradic

#641F2A #4C641F #1F6459 #361F64

square

#641F2A #4C641F #1F6459 #361F64

split-complementary

#641F2A #1F6436 #1F4C64

monochromatic

#17070A #351116 #641F2A #932D3E #C13C51

Accessibility & contrast

On white

11.86

#641F2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#641F2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F2A

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F2A	#FFFFFF	#000000	##FFFFFF
##641F2A	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302E2A

Deuteranopia (green-blind)

#413D28

Tritanopia (blue-blind)

#6E1223

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #641f2a;
/* rgb */ color: rgb(100, 31, 42);
/* oklch */ color: oklch(35.0% 0.099 14.5);

Tailwind

colors: {
  custom: {
    50: '#955f63',
    500: '#641f2a',
    950: '#000000',
  },
}

SCSS

$custom: #641f2a;
$custom-light: #955f63;
$custom-dark: #000000;

JSON

{
  "hex": "#641f2a",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 42
  },
  "hsl": {
    "h": 350.435,
    "s": 52.672,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35033,
    "c": 0.09933,
    "h": 14.5
  },
  "luminance": 0.03856
}

Semantic roles & 50–950 ramp

primary

#641F2A

secondary

#46988B

accent

#DCC54C

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #641F2A

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

Preview Lab → · Contrast checker → · Palette generator →