#64240F#64240F

#64240F is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.3% C 0.098 H 37.9°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#64240F
RGB	rgb(100, 36, 15)
HSL	hsl(15, 74%, 23%)
HSV	hsv(15, 85%, 39%)
CMYK	cmyk(0%, 64%, 85%, 60.8%)
CIE-LAB	lab(23.69, 27.70, 27.82)
CIE-LCH	lch(23.69, 39.26, 45.13°)
OKLab	oklab(35.27% 0.0773 0.0603)
OKLCH	oklch(35.27% 0.098 37.9)
XYZ	xyz(5.9733, 4.0064, 0.9106)
Luminance	0.0401 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64240F #0F4F64

analogous

#640F24 #64240F #644F0F

triadic

#64240F #0F6424 #240F64

tetradic

#64240F #24640F #0F4F64 #4F0F64

square

#64240F #24640F #0F4F64 #4F0F64

split-complementary

#64240F #0F644F #0F2464

monochromatic

#1B0A04 #2F1107 #64240F #993717 #CE4A1F

Accessibility & contrast

On white

11.66

#64240F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#64240F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64240F

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64240F	#FFFFFF	#000000	##FFFFFF
##64240F	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#362F0C

Deuteranopia (green-blind)

#463E0D

Tritanopia (blue-blind)

#6F1420

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #64240f;
/* rgb */ color: rgb(100, 36, 15);
/* oklch */ color: oklch(35.3% 0.098 37.9);

Tailwind

colors: {
  custom: {
    50: '#97614f',
    500: '#64240f',
    950: '#000000',
  },
}

SCSS

$custom: #64240f;
$custom-light: #97614f;
$custom-dark: #000000;

JSON

{
  "hex": "#64240f",
  "rgb": {
    "r": 100,
    "g": 36,
    "b": 15
  },
  "hsl": {
    "h": 14.824,
    "s": 73.913,
    "l": 22.549
  },
  "oklch": {
    "l": 0.35265,
    "c": 0.09803,
    "h": 37.9
  },
  "luminance": 0.04006
}

Semantic roles & 50–950 ramp

primary

#64240F

secondary

#32829D

accent

#C3F137

background

#F9F5F4

surface

#F2EAE7

border

#CCC6C3

text

#0F0502

muted

#7E7978

Preview Lab

Preview with #64240F

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

Preview Lab → · Contrast checker → · Palette generator →