#A03B17#A03B17

#A03B17 is a mid, vivid orange. Relative luminance 0.107; OKLCH L 48.9% C 0.142 H 38.4°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#A03B17
RGB	rgb(160, 59, 23)
HSL	hsl(16, 75%, 36%)
HSV	hsv(16, 86%, 63%)
CMYK	cmyk(0%, 63.1%, 85.6%, 37.3%)
CIE-LAB	lab(39.01, 40.20, 41.94)
CIE-LCH	lch(39.01, 58.10, 46.21°)
OKLab	oklab(48.94% 0.1114 0.0884)
OKLCH	oklch(48.94% 0.142 38.4)
XYZ	xyz(16.2176, 10.6657, 2.0152)
Luminance	0.1066 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03B17 #177CA0

analogous

#A01738 #A03B17 #A07F17

triadic

#A03B17 #17A03B #3B17A0

tetradic

#A03B17 #38A017 #177CA0 #7F17A0

square

#A03B17 #38A017 #177CA0 #7F17A0

split-complementary

#A03B17 #17A07F #1738A0

monochromatic

#351408 #6A270F #A03B17 #D64F1F #E5744C

Accessibility & contrast

On white

6.70

#A03B17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#A03B17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03B17

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03B17	#FFFFFF	#000000	##FFFFFF
##A03B17	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E11

Deuteranopia (green-blind)

#716412

Tritanopia (blue-blind)

#B02034

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a03b17;
/* rgb */ color: rgb(160, 59, 23);
/* oklch */ color: oklch(48.9% 0.142 38.4);

Tailwind

colors: {
  custom: {
    50: '#c47558',
    500: '#a03b17',
    950: '#000000',
  },
}

SCSS

$custom: #a03b17;
$custom-light: #c47558;
$custom-dark: #000000;

JSON

{
  "hex": "#a03b17",
  "rgb": {
    "r": 160,
    "g": 59,
    "b": 23
  },
  "hsl": {
    "h": 15.766,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.48944,
    "c": 0.14219,
    "h": 38.4
  },
  "luminance": 0.10663
}

Semantic roles & 50–950 ramp

primary

#A03B17

secondary

#4CA7C7

accent

#C0F136

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140903

muted

#837B78

Preview Lab

Preview with #A03B17

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

Preview Lab → · Contrast checker → · Palette generator →