#28150B#28150B

#28150B is a very dark, muted orange. Relative luminance 0.010; OKLCH L 21.9% C 0.036 H 48.0°. Best body text is #FFFFFF at 17.47:1 contrast (WCAG AA passes).

Color values

HEX	#28150B
RGB	rgb(40, 21, 11)
HSL	hsl(21, 57%, 10%)
HSV	hsv(21, 73%, 16%)
CMYK	cmyk(0%, 47.5%, 72.5%, 84.3%)
CIE-LAB	lab(9.09, 8.41, 9.26)
CIE-LCH	lch(9.09, 12.50, 47.76°)
OKLab	oklab(21.94% 0.0242 0.0268)
OKLCH	oklch(21.94% 0.036 48)
XYZ	xyz(1.2037, 1.0117, 0.4484)
Luminance	0.0101 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28150B #0B1E28

analogous

#280B0F #28150B #28240B

triadic

#28150B #0B2815 #150B28

tetradic

#28150B #0F280B #0B1E28 #240B28

square

#28150B #0F280B #0B1E28 #240B28

split-complementary

#28150B #0B2824 #0B0F28

monochromatic

#180D07 #180D07 #28150B #582E18 #884725

Accessibility & contrast

On white

17.47

#28150B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#28150B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28150B

17.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28150B	#FFFFFF	#000000	##FFFFFF
##28150B	1.00	17.47	1.20	17.47
#FFFFFF	17.47	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A170A

Deuteranopia (green-blind)

#1F1B0B

Tritanopia (blue-blind)

#2C1113

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #28150b;
/* rgb */ color: rgb(40, 21, 11);
/* oklch */ color: oklch(21.9% 0.036 48.0);

Tailwind

colors: {
  custom: {
    50: '#63524b',
    500: '#28150b',
    950: '#000000',
  },
}

SCSS

$custom: #28150b;
$custom-light: #63524b;
$custom-dark: #000000;

JSON

{
  "hex": "#28150b",
  "rgb": {
    "r": 40,
    "g": 21,
    "b": 11
  },
  "hsl": {
    "h": 20.69,
    "s": 56.863,
    "l": 10
  },
  "oklch": {
    "l": 0.21942,
    "c": 0.03608,
    "h": 48
  },
  "luminance": 0.01012
}

Semantic roles & 50–950 ramp

primary

#28150B

secondary

#2B5064

accent

#ACE048

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#050201

muted

#7A7877

Preview Lab

Preview with #28150B

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

Preview Lab → · Contrast checker → · Palette generator →