#641D29#641D29

#641D29 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.7% C 0.102 H 14.3°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#641D29
RGB	rgb(100, 29, 41)
HSL	hsl(350, 55%, 25%)
HSV	hsv(350, 71%, 39%)
CMYK	cmyk(0%, 71%, 59%, 60.8%)
CIE-LAB	lab(22.82, 32.80, 10.09)
CIE-LCH	lch(22.82, 34.31, 17.11°)
OKLab	oklab(34.75% 0.0987 0.0252)
OKLCH	oklch(34.75% 0.102 14.3)
XYZ	xyz(6.0957, 3.7490, 2.5000)
Luminance	0.0375 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641D29 #1D6458

analogous

#641D4C #641D29 #64341D

triadic

#641D29 #29641D #1D2964

tetradic

#641D29 #4C641D #1D6458 #341D64

square

#641D29 #4C641D #1D6458 #341D64

split-complementary

#641D29 #1D6434 #1D4C64

monochromatic

#18070A #350F16 #641D29 #932B3C #C33950

Accessibility & contrast

On white

12.00

#641D29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#641D29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641D29

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641D29	#FFFFFF	#000000	##FFFFFF
##641D29	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2D29

Deuteranopia (green-blind)

#413C27

Tritanopia (blue-blind)

#6E0F22

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #641d29;
/* rgb */ color: rgb(100, 29, 41);
/* oklch */ color: oklch(34.7% 0.102 14.3);

Tailwind

colors: {
  custom: {
    50: '#955e62',
    500: '#641d29',
    950: '#000000',
  },
}

SCSS

$custom: #641d29;
$custom-light: #955e62;
$custom-dark: #000000;

JSON

{
  "hex": "#641d29",
  "rgb": {
    "r": 100,
    "g": 29,
    "b": 41
  },
  "hsl": {
    "h": 349.859,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.34749,
    "c": 0.1019,
    "h": 14.3
  },
  "luminance": 0.03748
}

Semantic roles & 50–950 ramp

primary

#641D29

secondary

#44998B

accent

#DEC549

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #641D29

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

Preview Lab → · Contrast checker → · Palette generator →