#641F19#641F19

#641F19 is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.7% C 0.101 H 28.4°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#641F19
RGB	rgb(100, 31, 25)
HSL	hsl(5, 60%, 25%)
HSV	hsv(5, 75%, 39%)
CMYK	cmyk(0%, 69%, 75%, 60.8%)
CIE-LAB	lab(22.86, 30.70, 20.90)
CIE-LCH	lch(22.86, 37.14, 34.25°)
OKLab	oklab(34.68% 0.0888 0.0479)
OKLCH	oklch(34.68% 0.101 28.4)
XYZ	xyz(5.9216, 3.7603, 1.3335)
Luminance	0.0376 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F19 #195E64

analogous

#641939 #641F19 #644519

triadic

#641F19 #19641F #1F1964

tetradic

#641F19 #396419 #195E64 #451964

square

#641F19 #396419 #195E64 #451964

split-complementary

#641F19 #196445 #193964

monochromatic

#180806 #33100D #641F19 #952E25 #C63D31

Accessibility & contrast

On white

11.99

#641F19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#641F19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F19

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F19	#FFFFFF	#000000	##FFFFFF
##641F19	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322D18

Deuteranopia (green-blind)

#433C17

Tritanopia (blue-blind)

#6E0D1E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #641f19;
/* rgb */ color: rgb(100, 31, 25);
/* oklch */ color: oklch(34.7% 0.101 28.4);

Tailwind

colors: {
  custom: {
    50: '#965f56',
    500: '#641f19',
    950: '#000000',
  },
}

SCSS

$custom: #641f19;
$custom-light: #965f56;
$custom-dark: #000000;

JSON

{
  "hex": "#641f19",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 25
  },
  "hsl": {
    "h": 4.8,
    "s": 60,
    "l": 24.51
  },
  "oklch": {
    "l": 0.34678,
    "c": 0.1009,
    "h": 28.4
  },
  "luminance": 0.03759
}

Semantic roles & 50–950 ramp

primary

#641F19

secondary

#3F939A

accent

#D6E345

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0503

muted

#7E7978

Preview Lab

Preview with #641F19

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

Preview Lab → · Contrast checker → · Palette generator →