#641520#641520

#641520 is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.6% C 0.111 H 18.1°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#641520
RGB	rgb(100, 21, 32)
HSL	hsl(352, 65%, 24%)
HSV	hsv(352, 79%, 39%)
CMYK	cmyk(0%, 79%, 68%, 60.8%)
CIE-LAB	lab(21.40, 35.48, 14.41)
CIE-LCH	lch(21.40, 38.30, 22.10°)
OKLab	oklab(33.62% 0.1056 0.0346)
OKLCH	oklch(33.62% 0.111 18.1)
XYZ	xyz(5.7850, 3.3508, 1.7084)
Luminance	0.0335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641520 #156459

analogous

#641547 #641520 #643115

triadic

#641520 #206415 #152064

tetradic

#641520 #476415 #156459 #311564

square

#641520 #476415 #156459 #311564

split-complementary

#641520 #156431 #154764

monochromatic

#190508 #310A10 #641520 #972030 #C92A40

Accessibility & contrast

On white

12.57

#641520 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#641520 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641520

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641520	#FFFFFF	#000000	##FFFFFF
##641520	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2920

Deuteranopia (green-blind)

#3F391E

Tritanopia (blue-blind)

#6E001A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #641520;
/* rgb */ color: rgb(100, 21, 32);
/* oklch */ color: oklch(33.6% 0.111 18.1);

Tailwind

colors: {
  custom: {
    50: '#965a5b',
    500: '#641520',
    950: '#000000',
  },
}

SCSS

$custom: #641520;
$custom-light: #965a5b;
$custom-dark: #000000;

JSON

{
  "hex": "#641520",
  "rgb": {
    "r": 100,
    "g": 21,
    "b": 32
  },
  "hsl": {
    "h": 351.646,
    "s": 65.289,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33623,
    "c": 0.11107,
    "h": 18.1
  },
  "luminance": 0.0335
}

Semantic roles & 50–950 ramp

primary

#641520

secondary

#3A9B8D

accent

#E8D140

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #641520

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

Preview Lab → · Contrast checker → · Palette generator →