#291881#291881

#291881 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.8% C 0.162 H 279.2°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#291881
RGB	rgb(41, 24, 129)
HSL	hsl(250, 69%, 30%)
HSV	hsv(250, 81%, 51%)
CMYK	cmyk(68.2%, 81.4%, 0%, 49.4%)
CIE-LAB	lab(18.84, 39.67, -55.51)
CIE-LCH	lch(18.84, 68.23, 305.55°)
OKLab	oklab(31.8% 0.0259 -0.1603)
OKLCH	oklch(31.8% 0.162 279.2)
XYZ	xyz(5.2023, 2.7092, 21.0134)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291881 #708118

analogous

#183C81 #291881 #5D1881

triadic

#291881 #812918 #188129

tetradic

#291881 #81183C #708118 #18815D

square

#291881 #81183C #708118 #18815D

split-complementary

#291881 #815D18 #3C8118

monochromatic

#08051A #190E4D #291881 #3922B5 #5339DA

Accessibility & contrast

On white

13.62

#291881 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#291881 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291881

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291881	#FFFFFF	#000000	##FFFFFF
##291881	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003284

Deuteranopia (green-blind)

#002A7F

Tritanopia (blue-blind)

#00384C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #291881;
/* rgb */ color: rgb(41, 24, 129);
/* oklch */ color: oklch(31.8% 0.162 279.2);

Tailwind

colors: {
  custom: {
    50: '#7158a7',
    500: '#291881',
    950: '#000000',
  },
}

SCSS

$custom: #291881;
$custom-light: #7158a7;
$custom-dark: #000000;

JSON

{
  "hex": "#291881",
  "rgb": {
    "r": 41,
    "g": 24,
    "b": 129
  },
  "hsl": {
    "h": 249.714,
    "s": 68.627,
    "l": 30
  },
  "oklch": {
    "l": 0.31802,
    "c": 0.16238,
    "h": 279.2
  },
  "luminance": 0.0271
}

Semantic roles & 50–950 ramp

primary

#291881

secondary

#A2B540

accent

#EB3CCF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #291881

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

Preview Lab → · Contrast checker → · Palette generator →