#21180A#21180A

#21180A is a very dark, muted orange. Relative luminance 0.010; OKLCH L 21.6% C 0.028 H 77.4°. Best body text is #FFFFFF at 17.50:1 contrast (WCAG AA passes).

Color values

HEX	#21180A
RGB	rgb(33, 24, 10)
HSL	hsl(37, 53%, 8%)
HSV	hsv(37, 70%, 13%)
CMYK	cmyk(0%, 27.3%, 69.7%, 87.1%)
CIE-LAB	lab(8.98, 2.21, 9.38)
CIE-LCH	lch(8.98, 9.64, 76.76°)
OKLab	oklab(21.62% 0.0062 0.0276)
OKLCH	oklch(21.62% 0.028 77.4)
XYZ	xyz(1.0087, 0.9986, 0.4267)
Luminance	0.0100 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21180A #0A1321

analogous

#210C0A #21180A #1E210A

triadic

#21180A #0A2118 #180A21

tetradic

#21180A #0A210C #0A1321 #210A1E

square

#21180A #0A210C #0A1321 #210A1E

split-complementary

#21180A #0A1E21 #0C0A21

monochromatic

#171107 #171107 #21180A #503A18 #7F5C26

Accessibility & contrast

On white

17.50

#21180A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#21180A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21180A

17.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21180A	#FFFFFF	#000000	##FFFFFF
##21180A	1.00	17.50	1.20	17.50
#FFFFFF	17.50	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1809

Deuteranopia (green-blind)

#1E1A0A

Tritanopia (blue-blind)

#241515

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #21180a;
/* rgb */ color: rgb(33, 24, 10);
/* oklch */ color: oklch(21.6% 0.028 77.4);

Tailwind

colors: {
  custom: {
    50: '#5c544b',
    500: '#21180a',
    950: '#000000',
  },
}

SCSS

$custom: #21180a;
$custom-light: #5c544b;
$custom-dark: #000000;

JSON

{
  "hex": "#21180a",
  "rgb": {
    "r": 33,
    "g": 24,
    "b": 10
  },
  "hsl": {
    "h": 36.522,
    "s": 53.488,
    "l": 8.431
  },
  "oklch": {
    "l": 0.21616,
    "c": 0.02828,
    "h": 77.4
  },
  "luminance": 0.00999
}

Semantic roles & 50–950 ramp

primary

#21180A

secondary

#2A3E5D

accent

#84DD4B

background

#F5F4F4

surface

#E9E7E7

border

#C5C3C3

text

#040201

muted

#797877

Preview Lab

Preview with #21180A

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

Preview Lab → · Contrast checker → · Palette generator →