#A03A1E#A03A1E

#A03A1E is a mid, vivid red. Relative luminance 0.106; OKLCH L 48.9% C 0.142 H 35.9°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#A03A1E
RGB	rgb(160, 58, 30)
HSL	hsl(13, 68%, 37%)
HSV	hsv(13, 81%, 63%)
CMYK	cmyk(0%, 63.8%, 81.3%, 37.3%)
CIE-LAB	lab(38.89, 40.89, 38.43)
CIE-LCH	lch(38.89, 56.11, 43.22°)
OKLab	oklab(48.87% 0.1147 0.0831)
OKLCH	oklch(48.87% 0.142 35.9)
XYZ	xyz(16.2464, 10.5958, 2.4178)
Luminance	0.1059 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03A1E #1E84A0

analogous

#A01E43 #A03A1E #A07B1E

triadic

#A03A1E #1EA03A #3A1EA0

tetradic

#A03A1E #43A01E #1E84A0 #7B1EA0

square

#A03A1E #43A01E #1E84A0 #7B1EA0

split-complementary

#A03A1E #1EA07B #1E43A0

monochromatic

#39150B #6C2714 #A03A1E #D44D28 #E07659

Accessibility & contrast

On white

6.73

#A03A1E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#A03A1E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03A1E

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03A1E	#FFFFFF	#000000	##FFFFFF
##A03A1E	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D1A

Deuteranopia (green-blind)

#70641A

Tritanopia (blue-blind)

#B01F34

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a03a1e;
/* rgb */ color: rgb(160, 58, 30);
/* oklch */ color: oklch(48.9% 0.142 35.9);

Tailwind

colors: {
  custom: {
    50: '#c4755c',
    500: '#a03a1e',
    950: '#000000',
  },
}

SCSS

$custom: #a03a1e;
$custom-light: #c4755c;
$custom-dark: #000000;

JSON

{
  "hex": "#a03a1e",
  "rgb": {
    "r": 160,
    "g": 58,
    "b": 30
  },
  "hsl": {
    "h": 12.923,
    "s": 68.421,
    "l": 37.255
  },
  "oklch": {
    "l": 0.48871,
    "c": 0.14159,
    "h": 35.9
  },
  "luminance": 0.10593
}

Semantic roles & 50–950 ramp

primary

#A03A1E

secondary

#56ACC4

accent

#C6EB3D

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A03A1E

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

Preview Lab → · Contrast checker → · Palette generator →