#190403#190403

#190403 is a very dark, muted red. Relative luminance 0.003; OKLCH L 14.9% C 0.041 H 27.8°. Best body text is #FFFFFF at 19.81:1 contrast (WCAG AA passes).

Color values

HEX	#190403
RGB	rgb(25, 4, 3)
HSL	hsl(3, 79%, 5%)
HSV	hsv(3, 88%, 10%)
CMYK	cmyk(0%, 84%, 88%, 90.2%)
CIE-LAB	lab(2.71, 7.19, 2.96)
CIE-LCH	lch(2.71, 7.78, 22.37°)
OKLab	oklab(14.9% 0.0364 0.0191)
OKLCH	oklch(14.9% 0.041 27.8)
XYZ	xyz(0.4608, 0.3001, 0.1198)
Luminance	0.0030 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#190403 #031819

analogous

#19030D #190403 #190F03

triadic

#190403 #031904 #040319

tetradic

#190403 #0D1903 #031819 #0F0319

square

#190403 #0D1903 #031819 #0F0319

split-complementary

#190403 #03190F #030D19

monochromatic

#1B0403 #1B0403 #1B0403 #500D0A #861510

Accessibility & contrast

On white

19.81

#190403 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#190403 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #190403

19.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##190403	#FFFFFF	#000000	##FFFFFF
##190403	1.00	19.81	1.06	19.81
#FFFFFF	19.81	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#080703

Deuteranopia (green-blind)

#0E0C03

Tritanopia (blue-blind)

#1D0204

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #190403;
/* rgb */ color: rgb(25, 4, 3);
/* oklch */ color: oklch(14.9% 0.041 27.8);

Tailwind

colors: {
  custom: {
    50: '#544848',
    500: '#190403',
    950: '#000000',
  },
}

SCSS

$custom: #190403;
$custom-light: #544848;
$custom-dark: #000000;

JSON

{
  "hex": "#190403",
  "rgb": {
    "r": 25,
    "g": 4,
    "b": 3
  },
  "hsl": {
    "h": 2.727,
    "s": 78.571,
    "l": 5.49
  },
  "oklch": {
    "l": 0.14903,
    "c": 0.04108,
    "h": 27.8
  },
  "luminance": 0.003
}

Semantic roles & 50–950 ramp

primary

#190403

secondary

#1B5A5D

accent

#ECF533

background

#F4F4F4

surface

#E7E6E6

border

#C3C2C2

text

#030000

muted

#787777

Preview Lab

Preview with #190403

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

Preview Lab → · Contrast checker → · Palette generator →