#A03618#A03618

#A03618 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.3% C 0.147 H 35.9°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#A03618
RGB	rgb(160, 54, 24)
HSL	hsl(13, 74%, 36%)
HSV	hsv(13, 85%, 63%)
CMYK	cmyk(0%, 66.3%, 85%, 37.3%)
CIE-LAB	lab(38.16, 42.51, 40.73)
CIE-LCH	lch(38.16, 58.87, 43.77°)
OKLab	oklab(48.31% 0.1186 0.086)
OKLCH	oklch(48.31% 0.147 35.9)
XYZ	xyz(15.9831, 10.1802, 1.9874)
Luminance	0.1018 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03618 #1882A0

analogous

#A0183E #A03618 #A07A18

triadic

#A03618 #18A036 #3618A0

tetradic

#A03618 #3EA018 #1882A0 #7A18A0

square

#A03618 #3EA018 #1882A0 #7A18A0

split-complementary

#A03618 #18A07A #183EA0

monochromatic

#361208 #6B2410 #A03618 #D54820 #E46F4E

Accessibility & contrast

On white

6.92

#A03618 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#A03618 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03618

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03618	#FFFFFF	#000000	##FFFFFF
##A03618	1.00	6.92	3.04	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554B13

Deuteranopia (green-blind)

#6F6313

Tritanopia (blue-blind)

#B01630

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a03618;
/* rgb */ color: rgb(160, 54, 24);
/* oklch */ color: oklch(48.3% 0.147 35.9);

Tailwind

colors: {
  custom: {
    50: '#c57258',
    500: '#a03618',
    950: '#000000',
  },
}

SCSS

$custom: #a03618;
$custom-light: #c57258;
$custom-dark: #000000;

JSON

{
  "hex": "#a03618",
  "rgb": {
    "r": 160,
    "g": 54,
    "b": 24
  },
  "hsl": {
    "h": 13.235,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.48308,
    "c": 0.14654,
    "h": 35.9
  },
  "luminance": 0.10178
}

Semantic roles & 50–950 ramp

primary

#A03618

secondary

#4DACC6

accent

#C8F137

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140803

muted

#837B78

Preview Lab

Preview with #A03618

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

Preview Lab → · Contrast checker → · Palette generator →