#641525#641525

#641525 is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.7% C 0.111 H 14.2°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#641525
RGB	rgb(100, 21, 37)
HSL	hsl(348, 65%, 24%)
HSV	hsv(348, 79%, 39%)
CMYK	cmyk(0%, 79%, 63%, 60.8%)
CIE-LAB	lab(21.51, 35.84, 11.08)
CIE-LCH	lch(21.51, 37.52, 17.18°)
OKLab	oklab(33.74% 0.1078 0.0273)
OKLCH	oklch(33.74% 0.111 14.2)
XYZ	xyz(5.8582, 3.3801, 2.0939)
Luminance	0.0338 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641525 #156454

analogous

#64154C #641525 #642C15

triadic

#641525 #256415 #152564

tetradic

#641525 #4C6415 #156454 #2C1564

square

#641525 #4C6415 #156454 #2C1564

split-complementary

#641525 #15642C #154C64

monochromatic

#190509 #310A12 #641525 #972038 #C92A4A

Accessibility & contrast

On white

12.53

#641525 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#641525 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641525

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641525	#FFFFFF	#000000	##FFFFFF
##641525	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2925

Deuteranopia (green-blind)

#3F3A23

Tritanopia (blue-blind)

#6E001C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #641525;
/* rgb */ color: rgb(100, 21, 37);
/* oklch */ color: oklch(33.7% 0.111 14.2);

Tailwind

colors: {
  custom: {
    50: '#965a5f',
    500: '#641525',
    950: '#000000',
  },
}

SCSS

$custom: #641525;
$custom-light: #965a5f;
$custom-dark: #000000;

JSON

{
  "hex": "#641525",
  "rgb": {
    "r": 100,
    "g": 21,
    "b": 37
  },
  "hsl": {
    "h": 347.848,
    "s": 65.289,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33738,
    "c": 0.11116,
    "h": 14.2
  },
  "luminance": 0.03379
}

Semantic roles & 50–950 ramp

primary

#641525

secondary

#3A9B87

accent

#E8C640

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #641525

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

Preview Lab → · Contrast checker → · Palette generator →