#A1511D#A1511D

#A1511D is a mid, vivid orange. Relative luminance 0.136; OKLCH L 52.5% C 0.123 H 49.5°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#A1511D
RGB	rgb(161, 81, 29)
HSL	hsl(24, 69%, 37%)
HSV	hsv(24, 82%, 63%)
CMYK	cmyk(0%, 49.7%, 82%, 36.9%)
CIE-LAB	lab(43.58, 29.58, 43.44)
CIE-LCH	lch(43.58, 52.55, 55.75°)
OKLab	oklab(52.47% 0.08 0.0936)
OKLCH	oklch(52.47% 0.123 49.5)
XYZ	xyz(17.8639, 13.5528, 2.8374)
Luminance	0.1355 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1511D #1D6DA1

analogous

#A11D2B #A1511D #A1931D

triadic

#A1511D #1DA151 #511DA1

tetradic

#A1511D #2BA11D #1D6DA1 #931DA1

square

#A1511D #2BA11D #1D6DA1 #931DA1

split-complementary

#A1511D #1DA193 #1D2BA1

monochromatic

#391D0A #6D3714 #A1511D #D56B26 #E18E58

Accessibility & contrast

On white

5.66

#A1511D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#A1511D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A1511D

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1511D	#FFFFFF	#000000	##FFFFFF
##A1511D	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685C15

Deuteranopia (green-blind)

#7B6E1B

Tritanopia (blue-blind)

#B13F47

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #a1511d;
/* rgb */ color: rgb(161, 81, 29);
/* oklch */ color: oklch(52.5% 0.123 49.5);

Tailwind

colors: {
  custom: {
    50: '#c3835d',
    500: '#a1511d',
    950: '#000000',
  },
}

SCSS

$custom: #a1511d;
$custom-light: #c3835d;
$custom-dark: #000000;

JSON

{
  "hex": "#a1511d",
  "rgb": {
    "r": 161,
    "g": 81,
    "b": 29
  },
  "hsl": {
    "h": 23.636,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.52468,
    "c": 0.12312,
    "h": 49.5
  },
  "luminance": 0.13551
}

Semantic roles & 50–950 ramp

primary

#A1511D

secondary

#5599C4

accent

#A7EC3C

background

#FCF8F5

surface

#F9EFE9

border

#D2CAC5

text

#140B04

muted

#827C79

Preview Lab

Preview with #A1511D

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

Preview Lab → · Contrast checker → · Palette generator →