#641019#641019

#641019 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.0% C 0.116 H 21.3°. Best body text is #FFFFFF at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#641019
RGB	rgb(100, 16, 25)
HSL	hsl(354, 72%, 23%)
HSV	hsv(354, 84%, 39%)
CMYK	cmyk(0%, 84%, 75%, 60.8%)
CIE-LAB	lab(20.64, 36.83, 18.27)
CIE-LCH	lch(20.64, 41.11, 26.38°)
OKLab	oklab(33.02% 0.1082 0.0421)
OKLCH	oklch(33.02% 0.116 21.3)
XYZ	xyz(5.6169, 3.1510, 1.2320)
Luminance	0.0315 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641019 #10645B

analogous

#641043 #641019 #643110

triadic

#641019 #196410 #101964

tetradic

#641019 #436410 #10645B #311064

square

#641019 #436410 #10645B #311064

split-complementary

#641019 #106431 #104364

monochromatic

#1A0407 #2F080C #641019 #991826 #CE2133

Accessibility & contrast

On white

12.88

#641019 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#641019 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641019

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641019	#FFFFFF	#000000	##FFFFFF
##641019	1.00	12.88	1.63	12.88
#FFFFFF	12.88	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2619

Deuteranopia (green-blind)

#3F3816

Tritanopia (blue-blind)

#6F0014

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #641019;
/* rgb */ color: rgb(100, 16, 25);
/* oklch */ color: oklch(33.0% 0.116 21.3);

Tailwind

colors: {
  custom: {
    50: '#975855',
    500: '#641019',
    950: '#000000',
  },
}

SCSS

$custom: #641019;
$custom-light: #975855;
$custom-dark: #000000;

JSON

{
  "hex": "#641019",
  "rgb": {
    "r": 100,
    "g": 16,
    "b": 25
  },
  "hsl": {
    "h": 353.571,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.33018,
    "c": 0.11611,
    "h": 21.3
  },
  "luminance": 0.0315
}

Semantic roles & 50–950 ramp

primary

#641019

secondary

#339D91

accent

#EFDC39

background

#F9F5F4

surface

#F2E9E8

border

#CCC5C4

text

#0F0403

muted

#7E7978

Preview Lab

Preview with #641019

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

Preview Lab → · Contrast checker → · Palette generator →