#A0451B#A0451B

#A0451B is a mid, vivid orange. Relative luminance 0.118; OKLCH L 50.4% C 0.132 H 42.6°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#A0451B
RGB	rgb(160, 69, 27)
HSL	hsl(19, 71%, 37%)
HSV	hsv(19, 83%, 63%)
CMYK	cmyk(0%, 56.9%, 83.1%, 37.3%)
CIE-LAB	lab(40.91, 35.42, 41.82)
CIE-LCH	lch(40.91, 54.80, 49.73°)
OKLab	oklab(50.4% 0.0974 0.0895)
OKLCH	oklch(50.4% 0.132 42.6)
XYZ	xyz(16.8249, 11.8112, 2.4305)
Luminance	0.1181 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0451B #1B76A0

analogous

#A01B34 #A0451B #A0881B

triadic

#A0451B #1BA045 #451BA0

tetradic

#A0451B #34A01B #1B76A0 #881BA0

square

#A0451B #34A01B #1B76A0 #881BA0

split-complementary

#A0451B #1BA088 #1B34A0

monochromatic

#371809 #6C2E12 #A0451B #D45C24 #E28053

Accessibility & contrast

On white

6.25

#A0451B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#A0451B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A0451B

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0451B	#FFFFFF	#000000	##FFFFFF
##A0451B	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5415

Deuteranopia (green-blind)

#756818

Tritanopia (blue-blind)

#B0303D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a0451b;
/* rgb */ color: rgb(160, 69, 27);
/* oklch */ color: oklch(50.4% 0.132 42.6);

Tailwind

colors: {
  custom: {
    50: '#c47b5b',
    500: '#a0451b',
    950: '#000000',
  },
}

SCSS

$custom: #a0451b;
$custom-light: #c47b5b;
$custom-dark: #000000;

JSON

{
  "hex": "#a0451b",
  "rgb": {
    "r": 160,
    "g": 69,
    "b": 27
  },
  "hsl": {
    "h": 18.947,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.50395,
    "c": 0.13231,
    "h": 42.6
  },
  "luminance": 0.11809
}

Semantic roles & 50–950 ramp

primary

#A0451B

secondary

#52A1C5

accent

#B5EE3A

background

#FDF7F5

surface

#FAEEE9

border

#D3C9C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A0451B

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

Preview Lab → · Contrast checker → · Palette generator →