#641710#641710

#641710 is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.6% C 0.111 H 29.4°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#641710
RGB	rgb(100, 23, 16)
HSL	hsl(5, 72%, 23%)
HSV	hsv(5, 84%, 39%)
CMYK	cmyk(0%, 77%, 84%, 60.8%)
CIE-LAB	lab(21.43, 33.86, 24.93)
CIE-LCH	lch(21.43, 42.04, 36.36°)
OKLab	oklab(33.57% 0.0966 0.0544)
OKLCH	oklch(33.57% 0.111 29.4)
XYZ	xyz(5.6561, 3.3604, 0.8409)
Luminance	0.0336 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641710 #105D64

analogous

#641033 #641710 #644110

triadic

#641710 #106417 #171064

tetradic

#641710 #336410 #105D64 #411064

square

#641710 #336410 #105D64 #411064

split-complementary

#641710 #106441 #103364

monochromatic

#1A0604 #2F0B08 #641710 #992318 #CE2F21

Accessibility & contrast

On white

12.56

#641710 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#641710 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641710

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641710	#FFFFFF	#000000	##FFFFFF
##641710	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E290E

Deuteranopia (green-blind)

#413A0D

Tritanopia (blue-blind)

#6F0016

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #641710;
/* rgb */ color: rgb(100, 23, 16);
/* oklch */ color: oklch(33.6% 0.111 29.4);

Tailwind

colors: {
  custom: {
    50: '#975a4f',
    500: '#641710',
    950: '#000000',
  },
}

SCSS

$custom: #641710;
$custom-light: #975a4f;
$custom-dark: #000000;

JSON

{
  "hex": "#641710",
  "rgb": {
    "r": 100,
    "g": 23,
    "b": 16
  },
  "hsl": {
    "h": 5,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.3357,
    "c": 0.1109,
    "h": 29.4
  },
  "luminance": 0.0336
}

Semantic roles & 50–950 ramp

primary

#641710

secondary

#33949D

accent

#E0EF39

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #641710

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

Preview Lab → · Contrast checker → · Palette generator →