#A1731B#A1731B

#A1731B is a mid, moderate orange. Relative luminance 0.199; OKLCH L 58.8% C 0.113 H 78.2°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#A1731B
RGB	rgb(161, 115, 27)
HSL	hsl(39, 71%, 37%)
HSV	hsv(39, 83%, 63%)
CMYK	cmyk(0%, 28.6%, 83.2%, 36.9%)
CIE-LAB	lab(51.75, 10.40, 51.59)
CIE-LCH	lch(51.75, 52.63, 78.61°)
OKLab	oklab(58.78% 0.0232 0.1109)
OKLCH	oklch(58.78% 0.113 78.2)
XYZ	xyz(21.0280, 19.9194, 3.7740)
Luminance	0.1992 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1731B #1B49A1

analogous

#A1301B #A1731B #8CA11B

triadic

#A1731B #1BA173 #731BA1

tetradic

#A1731B #1BA130 #1B49A1 #A11B8C

square

#A1731B #1BA130 #1B49A1 #A11B8C

split-complementary

#A1731B #1B8CA1 #301BA1

monochromatic

#382809 #6D4E12 #A1731B #D59824 #E2B154

Accessibility & contrast

On white

4.21

#A1731B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#A1731B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A1731B

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1731B	#FFFFFF	#000000	##000000
##A1731B	1.00	4.21	4.98	4.98
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#847506

Deuteranopia (green-blind)

#8F801F

Tritanopia (blue-blind)

#B06663

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #a1731b;
/* rgb */ color: rgb(161, 115, 27);
/* oklch */ color: oklch(58.8% 0.113 78.2);

Tailwind

colors: {
  custom: {
    50: '#c29b60',
    500: '#a1731b',
    950: '#000000',
  },
}

SCSS

$custom: #a1731b;
$custom-light: #c29b60;
$custom-dark: #000000;

JSON

{
  "hex": "#a1731b",
  "rgb": {
    "r": 161,
    "g": 115,
    "b": 27
  },
  "hsl": {
    "h": 39.403,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.58783,
    "c": 0.11328,
    "h": 78.2
  },
  "luminance": 0.19918
}

Semantic roles & 50–950 ramp

primary

#A1731B

secondary

#527AC5

accent

#78EE3A

background

#FCF9F5

surface

#F8F2EA

border

#D1CCC6

text

#130E05

muted

#827E79

Preview Lab

Preview with #A1731B

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

Preview Lab → · Contrast checker → · Palette generator →