#291D9E#291D9E

#291D9E is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.7% C 0.193 H 274.6°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#291D9E
RGB	rgb(41, 29, 158)
HSL	hsl(246, 69%, 37%)
HSV	hsv(246, 82%, 62%)
CMYK	cmyk(74.1%, 81.6%, 0%, 38%)
CIE-LAB	lab(23.06, 46.32, -66.56)
CIE-LCH	lch(23.06, 81.09, 304.83°)
OKLab	oklab(35.72% 0.0154 -0.1925)
OKLCH	oklch(35.72% 0.193 274.6)
XYZ	xyz(7.5233, 3.8180, 32.6816)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291D9E #929E1D

analogous

#1D529E #291D9E #6A1D9E

triadic

#291D9E #9E291D #1D9E29

tetradic

#291D9E #9E1D52 #929E1D #1D9E6A

square

#291D9E #9E1D52 #929E1D #1D9E6A

split-complementary

#291D9E #9E6A1D #529E1D

monochromatic

#0E0A37 #1C146A #291D9E #3626D2 #6256E0

Accessibility & contrast

On white

11.91

#291D9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#291D9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291D9E

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291D9E	#FFFFFF	#000000	##FFFFFF
##291D9E	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA2

Deuteranopia (green-blind)

#00319C

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #291d9e;
/* rgb */ color: rgb(41, 29, 158);
/* oklch */ color: oklch(35.7% 0.193 274.6);

Tailwind

colors: {
  custom: {
    50: '#775dbc',
    500: '#291d9e',
    950: '#000000',
  },
}

SCSS

$custom: #291d9e;
$custom-light: #775dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#291d9e",
  "rgb": {
    "r": 41,
    "g": 29,
    "b": 158
  },
  "hsl": {
    "h": 245.581,
    "s": 68.984,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35721,
    "c": 0.19311,
    "h": 274.6
  },
  "luminance": 0.03819
}

Semantic roles & 50–950 ramp

primary

#291D9E

secondary

#B9C354

accent

#EC3CDB

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #291D9E

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

Preview Lab → · Contrast checker → · Palette generator →