#A64C1F#A64C1F

#A64C1F is a mid, vivid orange. Relative luminance 0.134; OKLCH L 52.4% C 0.132 H 44.2°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#A64C1F
RGB	rgb(166, 76, 31)
HSL	hsl(20, 69%, 39%)
HSV	hsv(20, 81%, 65%)
CMYK	cmyk(0%, 54.2%, 81.3%, 34.9%)
CIE-LAB	lab(43.33, 34.36, 42.55)
CIE-LCH	lch(43.33, 54.69, 51.08°)
OKLab	oklab(52.43% 0.0943 0.0919)
OKLCH	oklch(52.43% 0.132 44.2)
XYZ	xyz(18.5595, 13.3772, 2.9008)
Luminance	0.1338 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A64C1F #1F79A6

analogous

#A61F35 #A64C1F #A68F1F

triadic

#A64C1F #1FA64C #4C1FA6

tetradic

#A64C1F #35A61F #1F79A6 #8F1FA6

square

#A64C1F #35A61F #1F79A6 #8F1FA6

split-complementary

#A64C1F #1FA68F #1F35A6

monochromatic

#3F1D0C #723415 #A64C1F #D7642B #E18A5E

Accessibility & contrast

On white

5.71

#A64C1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#A64C1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A64C1F

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A64C1F	#FFFFFF	#000000	##FFFFFF
##A64C1F	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655A19

Deuteranopia (green-blind)

#7B6E1C

Tritanopia (blue-blind)

#B73843

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #a64c1f;
/* rgb */ color: rgb(166, 76, 31);
/* oklch */ color: oklch(52.4% 0.132 44.2);

Tailwind

colors: {
  custom: {
    50: '#c8805e',
    500: '#a64c1f',
    950: '#000000',
  },
}

SCSS

$custom: #a64c1f;
$custom-light: #c8805e;
$custom-dark: #000000;

JSON

{
  "hex": "#a64c1f",
  "rgb": {
    "r": 166,
    "g": 76,
    "b": 31
  },
  "hsl": {
    "h": 20,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.52431,
    "c": 0.1317,
    "h": 44.2
  },
  "luminance": 0.13375
}

Semantic roles & 50–950 ramp

primary

#A64C1F

secondary

#5BA2C5

accent

#B1EB3C

background

#FDF7F5

surface

#FAEEE9

border

#D3C9C5

text

#140A04

muted

#837C79

Preview Lab

Preview with #A64C1F

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

Preview Lab → · Contrast checker → · Palette generator →