#290401#290401

#290401 is a very dark, moderate red. Relative luminance 0.006; OKLCH L 18.5% C 0.064 H 32.5°. Best body text is #FFFFFF at 18.88:1 contrast (WCAG AA passes).

Color values

HEX	#290401
RGB	rgb(41, 4, 1)
HSL	hsl(5, 95%, 8%)
HSV	hsv(5, 98%, 16%)
CMYK	cmyk(0%, 90.2%, 97.6%, 83.9%)
CIE-LAB	lab(5.06, 17.42, 7.50)
CIE-LCH	lch(5.06, 18.96, 23.29°)
OKLab	oklab(18.51% 0.0543 0.0346)
OKLCH	oklch(18.51% 0.064 32.5)
XYZ	xyz(0.9635, 0.5606, 0.0862)
Luminance	0.0056 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290401 #012629

analogous

#290112 #290401 #291801

triadic

#290401 #012904 #040129

tetradic

#290401 #122901 #012629 #180129

square

#290401 #122901 #012629 #180129

split-complementary

#290401 #012918 #011229

monochromatic

#1E0301 #1E0301 #290401 #650A02 #A01004

Accessibility & contrast

On white

18.88

#290401 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#290401 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290401

18.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290401	#FFFFFF	#000000	##FFFFFF
##290401	1.00	18.88	1.11	18.88
#FFFFFF	18.88	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0C01

Deuteranopia (green-blind)

#181400

Tritanopia (blue-blind)

#2E0003

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #290401;
/* rgb */ color: rgb(41, 4, 1);
/* oklch */ color: oklch(18.5% 0.064 32.5);

Tailwind

colors: {
  custom: {
    50: '#644847',
    500: '#290401',
    950: '#000000',
  },
}

SCSS

$custom: #290401;
$custom-light: #644847;
$custom-dark: #000000;

JSON

{
  "hex": "#290401",
  "rgb": {
    "r": 41,
    "g": 4,
    "b": 1
  },
  "hsl": {
    "h": 4.5,
    "s": 95.238,
    "l": 8.235
  },
  "oklch": {
    "l": 0.18507,
    "c": 0.06436,
    "h": 32.5
  },
  "luminance": 0.0056
}

Semantic roles & 50–950 ramp

primary

#290401

secondary

#16696F

accent

#EFFF29

background

#F6F4F3

surface

#EBE6E5

border

#C6C2C1

text

#060000

muted

#7A7777

Preview Lab

Preview with #290401

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

Preview Lab → · Contrast checker → · Palette generator →