#291FA8#291FA8

#291FA8 is a dark, highly saturated blue. Relative luminance 0.043; OKLCH L 37.1% C 0.203 H 273.4°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#291FA8
RGB	rgb(41, 31, 168)
HSL	hsl(244, 69%, 39%)
HSV	hsv(244, 82%, 66%)
CMYK	cmyk(75.6%, 81.5%, 0%, 34.1%)
CIE-LAB	lab(24.57, 48.47, -70.14)
CIE-LCH	lch(24.57, 85.26, 304.64°)
OKLab	oklab(37.11% 0.0122 -0.2029)
OKLCH	oklch(37.11% 0.203 273.4)
XYZ	xyz(8.4700, 4.2777, 37.4175)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291FA8 #9EA81F

analogous

#1F59A8 #291FA8 #6E1FA8

triadic

#291FA8 #A8291F #1FA829

tetradic

#291FA8 #A81F59 #9EA81F #1FA86E

square

#291FA8 #A81F59 #9EA81F #1FA86E

split-complementary

#291FA8 #A86E1F #59A81F

monochromatic

#100C41 #1C1574 #291FA8 #392CD8 #6960E2

Accessibility & contrast

On white

11.32

#291FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#291FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291FA8

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291FA8	#FFFFFF	#000000	##FFFFFF
##291FA8	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AC

Deuteranopia (green-blind)

#0034A6

Tritanopia (blue-blind)

#004A64

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #291fa8;
/* rgb */ color: rgb(41, 31, 168);
/* oklch */ color: oklch(37.1% 0.203 273.4);

Tailwind

colors: {
  custom: {
    50: '#795fc3',
    500: '#291fa8',
    950: '#000000',
  },
}

SCSS

$custom: #291fa8;
$custom-light: #795fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#291fa8",
  "rgb": {
    "r": 41,
    "g": 31,
    "b": 168
  },
  "hsl": {
    "h": 244.38,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.37109,
    "c": 0.20326,
    "h": 273.4
  },
  "luminance": 0.04279
}

Semantic roles & 50–950 ramp

primary

#291FA8

secondary

#BFC65D

accent

#EC3CDF

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #291FA8

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

Preview Lab → · Contrast checker → · Palette generator →