#250000#250000

#250000 is a very dark, moderate red. Relative luminance 0.004; OKLCH L 16.6% C 0.068 H 29.2°. Best body text is #FFFFFF at 19.47:1 contrast (WCAG AA passes).

Color values

HEX	#250000
RGB	rgb(37, 0, 0)
HSL	hsl(0, 100%, 7%)
HSV	hsv(0, 100%, 15%)
CMYK	cmyk(0%, 100%, 100%, 85.5%)
CIE-LAB	lab(3.55, 15.94, 5.61)
CIE-LCH	lch(3.55, 16.90, 19.40°)
OKLab	oklab(16.61% 0.0595 0.0333)
OKLCH	oklch(16.61% 0.068 29.2)
XYZ	xyz(0.7631, 0.3934, 0.0358)
Luminance	0.0039 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#250000 #002525

analogous

#250013 #250000 #251300

triadic

#250000 #002500 #000025

tetradic

#250000 #132500 #002525 #130025

square

#250000 #132500 #002525 #130025

split-complementary

#250000 #002513 #001325

monochromatic

#1F0000 #1F0000 #250000 #620000 #9F0000

Accessibility & contrast

On white

19.47

#250000 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#250000 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #250000

19.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##250000	#FFFFFF	#000000	##FFFFFF
##250000	1.00	19.47	1.08	19.47
#FFFFFF	19.47	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#090700

Deuteranopia (green-blind)

#141000

Tritanopia (blue-blind)

#2A0000

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #250000;
/* rgb */ color: rgb(37, 0, 0);
/* oklch */ color: oklch(16.6% 0.068 29.2);

Tailwind

colors: {
  custom: {
    50: '#604647',
    500: '#250000',
    950: '#000000',
  },
}

SCSS

$custom: #250000;
$custom-light: #604647;
$custom-dark: #000000;

JSON

{
  "hex": "#250000",
  "rgb": {
    "r": 37,
    "g": 0,
    "b": 0
  },
  "hsl": {
    "h": 0,
    "s": 100,
    "l": 7.255
  },
  "oklch": {
    "l": 0.16608,
    "c": 0.06815,
    "h": 29.2
  },
  "luminance": 0.00393
}

Semantic roles & 50–950 ramp

primary

#250000

secondary

#136D6D

accent

#FFFF29

background

#F5F3F3

surface

#EAE5E5

border

#C6C1C1

text

#050000

muted

#797777

Preview Lab

Preview with #250000

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

Preview Lab → · Contrast checker → · Palette generator →