#641013#641013

#641013 is a dark, moderate red. Relative luminance 0.031; OKLCH L 32.9% C 0.117 H 24.9°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#641013
RGB	rgb(100, 16, 19)
HSL	hsl(358, 72%, 23%)
HSV	hsv(358, 84%, 39%)
CMYK	cmyk(0%, 84%, 81%, 60.8%)
CIE-LAB	lab(20.55, 36.55, 22.17)
CIE-LCH	lch(20.55, 42.75, 31.24°)
OKLab	oklab(32.92% 0.1058 0.0492)
OKLCH	oklch(32.92% 0.117 24.9)
XYZ	xyz(5.5590, 3.1278, 0.9270)
Luminance	0.0313 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641013 #106461

analogous

#64103D #641013 #643710

triadic

#641013 #136410 #101364

tetradic

#641013 #3D6410 #106461 #371064

square

#641013 #3D6410 #106461 #371064

split-complementary

#641013 #106437 #103D64

monochromatic

#1A0405 #2F0809 #641013 #99181D #CE2127

Accessibility & contrast

On white

12.92

#641013 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#641013 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641013

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641013	#FFFFFF	#000000	##FFFFFF
##641013	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2612

Deuteranopia (green-blind)

#3F3810

Tritanopia (blue-blind)

#6F0012

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #641013;
/* rgb */ color: rgb(100, 16, 19);
/* oklch */ color: oklch(32.9% 0.117 24.9);

Tailwind

colors: {
  custom: {
    50: '#975750',
    500: '#641013',
    950: '#000000',
  },
}

SCSS

$custom: #641013;
$custom-light: #975750;
$custom-dark: #000000;

JSON

{
  "hex": "#641013",
  "rgb": {
    "r": 100,
    "g": 16,
    "b": 19
  },
  "hsl": {
    "h": 357.857,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.32923,
    "c": 0.11669,
    "h": 24.9
  },
  "luminance": 0.03127
}

Semantic roles & 50–950 ramp

primary

#641013

secondary

#339D99

accent

#EFE939

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #641013

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

Preview Lab → · Contrast checker → · Palette generator →