#A1451B#A1451B

#A1451B is a mid, vivid orange. Relative luminance 0.119; OKLCH L 50.6% C 0.133 H 42.4°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX#A1451B
RGBrgb(161, 69, 27)
HSLhsl(19, 71%, 37%)
HSVhsv(19, 83%, 63%)
CMYKcmyk(0%, 57.1%, 83.2%, 36.9%)
CIE-LABlab(41.08, 35.82, 42.03)
CIE-LCHlch(41.08, 55.22, 49.56°)
OKLaboklab(50.55% 0.0986 0.0899)
OKLCHoklch(50.55% 0.133 42.4)
XYZxyz(17.0257, 11.9147, 2.4399)
Luminance0.1191 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A1451B #1B77A1
analogous
#A11B34 #A1451B #A1881B
triadic
#A1451B #1BA145 #451BA1
tetradic
#A1451B #34A11B #1B77A1 #881BA1
square
#A1451B #34A11B #1B77A1 #881BA1
split-complementary
#A1451B #1BA188 #1B34A1
monochromatic
#381809 #6D2F12 #A1451B #D55B24 #E28154

Accessibility & contrast

On white

6.21
#A1451B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.38
#A1451B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A1451B
6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A1451B#FFFFFF#000000##FFFFFF
##A1451B1.006.213.386.21
#FFFFFF6.211.0021.001.00
#0000003.3821.001.0021.00
##FFFFFF6.211.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5F5415
Deuteranopia (green-blind)
#766918
Tritanopia (blue-blind)
#B1303D
Achromatopsia (no color)
#616161

Design tokens & code

CSS
--color: #a1451b;
/* rgb */ color: rgb(161, 69, 27);
/* oklch */ color: oklch(50.6% 0.133 42.4);
Tailwind
colors: {
  custom: {
    50: '#c47b5b',
    500: '#a1451b',
    950: '#000000',
  },
}
SCSS
$custom: #a1451b;
$custom-light: #c47b5b;
$custom-dark: #000000;
JSON
{
  "hex": "#a1451b",
  "rgb": {
    "r": 161,
    "g": 69,
    "b": 27
  },
  "hsl": {
    "h": 18.806,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.50553,
    "c": 0.13339,
    "h": 42.4
  },
  "luminance": 0.11912
}

Semantic roles & 50–950 ramp

primary
#A1451B
secondary
#52A1C5
accent
#B6EE3A
background
#FDF7F5
surface
#FAEEE9
border
#D3C9C5
text
#140904
muted
#837B79

Preview Lab

Preview with #A1451B

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

Preview Lab → · Contrast checker → · Palette generator →

#A1451B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva