#A5531F#A5531F

#A5531F is a mid, vivid orange. Relative luminance 0.143; OKLCH L 53.4% C 0.125 H 49.1°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#A5531F
RGB	rgb(165, 83, 31)
HSL	hsl(23, 68%, 38%)
HSV	hsv(23, 81%, 65%)
CMYK	cmyk(0%, 49.7%, 81.2%, 35.3%)
CIE-LAB	lab(44.64, 30.24, 43.74)
CIE-LCH	lch(44.64, 53.18, 55.34°)
OKLab	oklab(53.4% 0.082 0.0946)
OKLCH	oklch(53.4% 0.125 49.1)
XYZ	xyz(18.8595, 14.2871, 3.0606)
Luminance	0.1429 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5531F #1F71A5

analogous

#A51F2E #A5531F #A5961F

triadic

#A5531F #1FA553 #531FA5

tetradic

#A5531F #2EA51F #1F71A5 #961FA5

square

#A5531F #2EA51F #1F71A5 #961FA5

split-complementary

#A5531F #1FA596 #1F2EA5

monochromatic

#3E1F0C #713915 #A5531F #D76D2A #E1915E

Accessibility & contrast

On white

5.44

#A5531F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#A5531F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A5531F

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5531F	#FFFFFF	#000000	##FFFFFF
##A5531F	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5E17

Deuteranopia (green-blind)

#7E711D

Tritanopia (blue-blind)

#B54149

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #a5531f;
/* rgb */ color: rgb(165, 83, 31);
/* oklch */ color: oklch(53.4% 0.125 49.1);

Tailwind

colors: {
  custom: {
    50: '#c6855f',
    500: '#a5531f',
    950: '#000000',
  },
}

SCSS

$custom: #a5531f;
$custom-light: #c6855f;
$custom-dark: #000000;

JSON

{
  "hex": "#a5531f",
  "rgb": {
    "r": 165,
    "g": 83,
    "b": 31
  },
  "hsl": {
    "h": 23.284,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.53404,
    "c": 0.12515,
    "h": 49.1
  },
  "luminance": 0.14285
}

Semantic roles & 50–950 ramp

primary

#A5531F

secondary

#5B9CC5

accent

#A7EB3D

background

#FDF8F5

surface

#FAEFE9

border

#D3CAC5

text

#140B05

muted

#837C79

Preview Lab

Preview with #A5531F

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

Preview Lab → · Contrast checker → · Palette generator →