#421509#421509

#421509 is a dark, moderate red. Relative luminance 0.017; OKLCH L 26.6% C 0.073 H 35.8°. Best body text is #FFFFFF at 15.64:1 contrast (WCAG AA passes).

Color values

HEX	#421509
RGB	rgb(66, 21, 9)
HSL	hsl(13, 76%, 15%)
HSV	hsv(13, 86%, 26%)
CMYK	cmyk(0%, 68.2%, 86.4%, 74.1%)
CIE-LAB	lab(13.91, 21.03, 17.49)
CIE-LCH	lch(13.91, 27.35, 39.75°)
OKLab	oklab(26.58% 0.0593 0.0428)
OKLCH	oklch(26.58% 0.073 35.8)
XYZ	xyz(2.5645, 1.7147, 0.4543)
Luminance	0.0171 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421509 #093642

analogous

#420919 #421509 #423209

triadic

#421509 #094215 #150942

tetradic

#421509 #194209 #093642 #320942

square

#421509 #194209 #093642 #320942

split-complementary

#421509 #094232 #091942

monochromatic

#1B0904 #1B0904 #421509 #782610 #AE3718

Accessibility & contrast

On white

15.64

#421509 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#421509 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421509

15.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421509	#FFFFFF	#000000	##FFFFFF
##421509	1.00	15.64	1.34	15.64
#FFFFFF	15.64	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221D08

Deuteranopia (green-blind)

#2D2708

Tritanopia (blue-blind)

#490A12

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #421509;
/* rgb */ color: rgb(66, 21, 9);
/* oklch */ color: oklch(26.6% 0.073 35.8);

Tailwind

colors: {
  custom: {
    50: '#7b544a',
    500: '#421509',
    950: '#000000',
  },
}

SCSS

$custom: #421509;
$custom-light: #7b544a;
$custom-dark: #000000;

JSON

{
  "hex": "#421509",
  "rgb": {
    "r": 66,
    "g": 21,
    "b": 9
  },
  "hsl": {
    "h": 12.632,
    "s": 76,
    "l": 14.706
  },
  "oklch": {
    "l": 0.26583,
    "c": 0.07316,
    "h": 35.8
  },
  "luminance": 0.01714
}

Semantic roles & 50–950 ramp

primary

#421509

secondary

#276D80

accent

#CBF335

background

#F7F4F4

surface

#EEE8E7

border

#C9C4C3

text

#0A0301

muted

#7C7877

Preview Lab

Preview with #421509

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

Preview Lab → · Contrast checker → · Palette generator →