#641617#641617

#641617 is a dark, moderate red. Relative luminance 0.033; OKLCH L 33.6% C 0.111 H 24.9°. Best body text is #FFFFFF at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#641617
RGB	rgb(100, 22, 23)
HSL	hsl(359, 64%, 24%)
HSV	hsv(359, 78%, 39%)
CMYK	cmyk(0%, 78%, 77%, 60.8%)
CIE-LAB	lab(21.38, 34.57, 20.49)
CIE-LCH	lch(21.38, 40.18, 30.65°)
OKLab	oklab(33.56% 0.1005 0.0466)
OKLCH	oklch(33.56% 0.111 24.9)
XYZ	xyz(5.6977, 3.3459, 1.1562)
Luminance	0.0335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641617 #166463

analogous

#64163E #641617 #643C16

triadic

#641617 #176416 #161764

tetradic

#641617 #3E6416 #166463 #3C1664

square

#641617 #3E6416 #166463 #3C1664

split-complementary

#641617 #16643C #163E64

monochromatic

#190606 #320B0B #641617 #962123 #C82C2E

Accessibility & contrast

On white

12.58

#641617 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#641617 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641617

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641617	#FFFFFF	#000000	##FFFFFF
##641617	1.00	12.58	1.67	12.58
#FFFFFF	12.58	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2916

Deuteranopia (green-blind)

#403914

Tritanopia (blue-blind)

#6F0017

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #641617;
/* rgb */ color: rgb(100, 22, 23);
/* oklch */ color: oklch(33.6% 0.111 24.9);

Tailwind

colors: {
  custom: {
    50: '#975a54',
    500: '#641617',
    950: '#000000',
  },
}

SCSS

$custom: #641617;
$custom-light: #975a54;
$custom-dark: #000000;

JSON

{
  "hex": "#641617",
  "rgb": {
    "r": 100,
    "g": 22,
    "b": 23
  },
  "hsl": {
    "h": 359.231,
    "s": 63.934,
    "l": 23.922
  },
  "oklch": {
    "l": 0.33558,
    "c": 0.11077,
    "h": 24.9
  },
  "luminance": 0.03345
}

Semantic roles & 50–950 ramp

primary

#641617

secondary

#3B9B9A

accent

#E7E541

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0F0402

muted

#7E7978

Preview Lab

Preview with #641617

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

Preview Lab → · Contrast checker → · Palette generator →