#641015#641015

#641015 is a dark, moderate red. Relative luminance 0.031; OKLCH L 33.0% C 0.116 H 23.8°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#641015
RGB	rgb(100, 16, 21)
HSL	hsl(356, 72%, 23%)
HSV	hsv(356, 84%, 39%)
CMYK	cmyk(0%, 84%, 79%, 60.8%)
CIE-LAB	lab(20.58, 36.63, 20.89)
CIE-LCH	lch(20.58, 42.17, 29.69°)
OKLab	oklab(32.95% 0.1066 0.047)
OKLCH	oklch(32.95% 0.116 23.8)
XYZ	xyz(5.5768, 3.1349, 1.0208)
Luminance	0.0313 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641015 #10645F

analogous

#64103F #641015 #643510

triadic

#641015 #156410 #101564

tetradic

#641015 #3F6410 #10645F #351064

square

#641015 #3F6410 #10645F #351064

split-complementary

#641015 #106435 #103F64

monochromatic

#1A0406 #2F080A #641015 #991820 #CE212B

Accessibility & contrast

On white

12.91

#641015 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#641015 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641015

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641015	#FFFFFF	#000000	##FFFFFF
##641015	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2614

Deuteranopia (green-blind)

#3F3812

Tritanopia (blue-blind)

#6F0013

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #641015;
/* rgb */ color: rgb(100, 16, 21);
/* oklch */ color: oklch(33.0% 0.116 23.8);

Tailwind

colors: {
  custom: {
    50: '#975852',
    500: '#641015',
    950: '#000000',
  },
}

SCSS

$custom: #641015;
$custom-light: #975852;
$custom-dark: #000000;

JSON

{
  "hex": "#641015",
  "rgb": {
    "r": 100,
    "g": 16,
    "b": 21
  },
  "hsl": {
    "h": 356.429,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.32952,
    "c": 0.11647,
    "h": 23.8
  },
  "luminance": 0.03134
}

Semantic roles & 50–950 ramp

primary

#641015

secondary

#339D96

accent

#EFE439

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #641015

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

Preview Lab → · Contrast checker → · Palette generator →