#A03A18#A03A18

#A03A18 is a mid, vivid orange. Relative luminance 0.106; OKLCH L 48.8% C 0.143 H 37.7°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#A03A18
RGB	rgb(160, 58, 24)
HSL	hsl(15, 74%, 36%)
HSV	hsv(15, 85%, 63%)
CMYK	cmyk(0%, 63.8%, 85%, 37.3%)
CIE-LAB	lab(38.84, 40.70, 41.33)
CIE-LCH	lch(38.84, 58.01, 45.44°)
OKLab	oklab(48.82% 0.1131 0.0874)
OKLCH	oklch(48.82% 0.143 37.7)
XYZ	xyz(16.1770, 10.5680, 2.0520)
Luminance	0.1057 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03A18 #187EA0

analogous

#A0183A #A03A18 #A07E18

triadic

#A03A18 #18A03A #3A18A0

tetradic

#A03A18 #3AA018 #187EA0 #7E18A0

square

#A03A18 #3AA018 #187EA0 #7E18A0

split-complementary

#A03A18 #18A07E #183AA0

monochromatic

#361308 #6B2710 #A03A18 #D54D20 #E4744E

Accessibility & contrast

On white

6.75

#A03A18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#A03A18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03A18

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03A18	#FFFFFF	#000000	##FFFFFF
##A03A18	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D12

Deuteranopia (green-blind)

#706413

Tritanopia (blue-blind)

#B01E33

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a03a18;
/* rgb */ color: rgb(160, 58, 24);
/* oklch */ color: oklch(48.8% 0.143 37.7);

Tailwind

colors: {
  custom: {
    50: '#c47558',
    500: '#a03a18',
    950: '#000000',
  },
}

SCSS

$custom: #a03a18;
$custom-light: #c47558;
$custom-dark: #000000;

JSON

{
  "hex": "#a03a18",
  "rgb": {
    "r": 160,
    "g": 58,
    "b": 24
  },
  "hsl": {
    "h": 15,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.48819,
    "c": 0.1429,
    "h": 37.7
  },
  "luminance": 0.10566
}

Semantic roles & 50–950 ramp

primary

#A03A18

secondary

#4DA8C6

accent

#C2F137

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140803

muted

#837B78

Preview Lab

Preview with #A03A18

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

Preview Lab → · Contrast checker → · Palette generator →