#64361B#64361B

#64361B is a dark, moderate orange. Relative luminance 0.054; OKLCH L 38.5% C 0.077 H 49.3°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#64361B
RGB	rgb(100, 54, 27)
HSL	hsl(22, 57%, 25%)
HSV	hsv(22, 73%, 39%)
CMYK	cmyk(0%, 46%, 73%, 60.8%)
CIE-LAB	lab(27.92, 17.99, 25.47)
CIE-LCH	lch(27.92, 31.18, 54.77°)
OKLab	oklab(38.53% 0.05 0.0582)
OKLCH	oklch(38.53% 0.077 49.3)
XYZ	xyz(6.7731, 5.4275, 1.7276)
Luminance	0.0543 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64361B #1B4964

analogous

#641B24 #64361B #645B1B

triadic

#64361B #1B6436 #361B64

tetradic

#64361B #24641B #1B4964 #5B1B64

square

#64361B #24641B #1B4964 #5B1B64

split-complementary

#64361B #1B645B #1B2464

monochromatic

#180D07 #341C0E #64361B #945028 #C46A35

Accessibility & contrast

On white

10.07

#64361B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#64361B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64361B

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64361B	#FFFFFF	#000000	##FFFFFF
##64361B	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C18

Deuteranopia (green-blind)

#4E461B

Tritanopia (blue-blind)

#6E2D30

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #64361b;
/* rgb */ color: rgb(100, 54, 27);
/* oklch */ color: oklch(38.5% 0.077 49.3);

Tailwind

colors: {
  custom: {
    50: '#946d58',
    500: '#64361b',
    950: '#000000',
  },
}

SCSS

$custom: #64361b;
$custom-light: #946d58;
$custom-dark: #000000;

JSON

{
  "hex": "#64361b",
  "rgb": {
    "r": 100,
    "g": 54,
    "b": 27
  },
  "hsl": {
    "h": 22.192,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.38532,
    "c": 0.07676,
    "h": 49.3
  },
  "luminance": 0.05427
}

Semantic roles & 50–950 ramp

primary

#64361B

secondary

#417999

accent

#A8E147

background

#F9F6F5

surface

#F2EBE9

border

#CCC6C5

text

#0E0703

muted

#7E7A78

Preview Lab

Preview with #64361B

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

Preview Lab → · Contrast checker → · Palette generator →