#A7531F#A7531F

#A7531F is a mid, vivid orange. Relative luminance 0.145; OKLCH L 53.7% C 0.127 H 48.5°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#A7531F
RGB	rgb(167, 83, 31)
HSL	hsl(23, 69%, 39%)
HSV	hsv(23, 81%, 65%)
CMYK	cmyk(0%, 50.3%, 81.4%, 34.5%)
CIE-LAB	lab(44.95, 31.08, 44.14)
CIE-LCH	lch(44.95, 53.98, 54.85°)
OKLab	oklab(53.7% 0.0843 0.0953)
OKLCH	oklch(53.7% 0.127 48.5)
XYZ	xyz(19.2788, 14.5033, 3.0802)
Luminance	0.1450 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7531F #1F73A7

analogous

#A71F2F #A7531F #A7971F

triadic

#A7531F #1FA753 #531FA7

tetradic

#A7531F #2FA71F #1F73A7 #971FA7

square

#A7531F #2FA71F #1F73A7 #971FA7

split-complementary

#A7531F #1FA797 #1F2FA7

monochromatic

#40200C #733915 #A7531F #D86D2B #E1915F

Accessibility & contrast

On white

5.38

#A7531F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#A7531F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A7531F

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7531F	#FFFFFF	#000000	##FFFFFF
##A7531F	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B5F17

Deuteranopia (green-blind)

#7F721D

Tritanopia (blue-blind)

#B74149

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #a7531f;
/* rgb */ color: rgb(167, 83, 31);
/* oklch */ color: oklch(53.7% 0.127 48.5);

Tailwind

colors: {
  custom: {
    50: '#c8855f',
    500: '#a7531f',
    950: '#000000',
  },
}

SCSS

$custom: #a7531f;
$custom-light: #c8855f;
$custom-dark: #000000;

JSON

{
  "hex": "#a7531f",
  "rgb": {
    "r": 167,
    "g": 83,
    "b": 31
  },
  "hsl": {
    "h": 22.941,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.53699,
    "c": 0.12723,
    "h": 48.5
  },
  "luminance": 0.14501
}

Semantic roles & 50–950 ramp

primary

#A7531F

secondary

#5C9DC6

accent

#A9EC3C

background

#FDF8F5

surface

#FAEFE9

border

#D3CAC5

text

#140B05

muted

#837C79

Preview Lab

Preview with #A7531F

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

Preview Lab → · Contrast checker → · Palette generator →