#350403#350403

#350403 is a very dark, moderate red. Relative luminance 0.009; OKLCH L 21.3% C 0.078 H 28.3°. Best body text is #FFFFFF at 17.95:1 contrast (WCAG AA passes).

Color values

HEX	#350403
RGB	rgb(53, 4, 3)
HSL	hsl(1, 89%, 11%)
HSV	hsv(1, 94%, 21%)
CMYK	cmyk(0%, 92.5%, 94.3%, 79.2%)
CIE-LAB	lab(7.68, 24.12, 10.82)
CIE-LCH	lch(7.68, 26.43, 24.16°)
OKLab	oklab(21.34% 0.0687 0.037)
OKLCH	oklch(21.34% 0.078 28.3)
XYZ	xyz(1.5282, 0.8505, 0.1698)
Luminance	0.0085 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#350403 #033435

analogous

#35031B #350403 #351D03

triadic

#350403 #033504 #040335

tetradic

#350403 #1B3503 #033435 #1D0335

square

#350403 #1B3503 #033435 #1D0335

split-complementary

#350403 #03351D #031B35

monochromatic

#1D0202 #1D0202 #350403 #6F0806 #A90D0A

Accessibility & contrast

On white

17.95

#350403 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#350403 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #350403

17.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##350403	#FFFFFF	#000000	##FFFFFF
##350403	1.00	17.95	1.17	17.95
#FFFFFF	17.95	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131003

Deuteranopia (green-blind)

#1F1B02

Tritanopia (blue-blind)

#3B0004

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #350403;
/* rgb */ color: rgb(53, 4, 3);
/* oklch */ color: oklch(21.3% 0.078 28.3);

Tailwind

colors: {
  custom: {
    50: '#714948',
    500: '#350403',
    950: '#000000',
  },
}

SCSS

$custom: #350403;
$custom-light: #714948;
$custom-dark: #000000;

JSON

{
  "hex": "#350403",
  "rgb": {
    "r": 53,
    "g": 4,
    "b": 3
  },
  "hsl": {
    "h": 1.2,
    "s": 89.286,
    "l": 10.98
  },
  "oklch": {
    "l": 0.21344,
    "c": 0.07803,
    "h": 28.3
  },
  "luminance": 0.0085
}

Semantic roles & 50–950 ramp

primary

#350403

secondary

#1C7678

accent

#FBFF29

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#080100

muted

#7B7777

Preview Lab

Preview with #350403

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

Preview Lab → · Contrast checker → · Palette generator →