#641E28#641E28

#641E28 is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.9% C 0.101 H 15.7°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#641E28
RGB	rgb(100, 30, 40)
HSL	hsl(351, 54%, 25%)
HSV	hsv(351, 70%, 39%)
CMYK	cmyk(0%, 70%, 60%, 60.8%)
CIE-LAB	lab(22.97, 32.24, 10.98)
CIE-LCH	lch(22.97, 34.06, 18.80°)
OKLab	oklab(34.85% 0.0968 0.0273)
OKLCH	oklch(34.85% 0.101 15.7)
XYZ	xyz(6.1034, 3.7919, 2.4176)
Luminance	0.0379 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641E28 #1E645A

analogous

#641E4B #641E28 #64371E

triadic

#641E28 #28641E #1E2864

tetradic

#641E28 #4B641E #1E645A #371E64

square

#641E28 #4B641E #1E645A #371E64

split-complementary

#641E28 #1E6437 #1E4B64

monochromatic

#180709 #351015 #641E28 #932C3B #C23A4E

Accessibility & contrast

On white

11.94

#641E28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#641E28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641E28

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641E28	#FFFFFF	#000000	##FFFFFF
##641E28	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2E28

Deuteranopia (green-blind)

#413C26

Tritanopia (blue-blind)

#6E1022

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #641e28;
/* rgb */ color: rgb(100, 30, 40);
/* oklch */ color: oklch(34.9% 0.101 15.7);

Tailwind

colors: {
  custom: {
    50: '#955e61',
    500: '#641e28',
    950: '#000000',
  },
}

SCSS

$custom: #641e28;
$custom-light: #955e61;
$custom-dark: #000000;

JSON

{
  "hex": "#641e28",
  "rgb": {
    "r": 100,
    "g": 30,
    "b": 40
  },
  "hsl": {
    "h": 351.429,
    "s": 53.846,
    "l": 25.49
  },
  "oklch": {
    "l": 0.34851,
    "c": 0.10057,
    "h": 15.7
  },
  "luminance": 0.03791
}

Semantic roles & 50–950 ramp

primary

#641E28

secondary

#45998D

accent

#DDC84B

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #641E28

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

Preview Lab → · Contrast checker → · Palette generator →