#291D7B#291D7B

#291D7B is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.8% C 0.150 H 279.4°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#291D7B
RGB	rgb(41, 29, 123)
HSL	hsl(248, 62%, 30%)
HSV	hsv(248, 76%, 48%)
CMYK	cmyk(66.7%, 76.4%, 0%, 51.8%)
CIE-LAB	lab(19.14, 34.98, -51.20)
CIE-LCH	lch(19.14, 62.01, 304.34°)
OKLab	oklab(31.82% 0.0244 -0.1478)
OKLCH	oklch(31.82% 0.15 279.4)
XYZ	xyz(4.9278, 2.7798, 19.0119)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291D7B #6F7B1D

analogous

#1D407B #291D7B #581D7B

triadic

#291D7B #7B291D #1D7B29

tetradic

#291D7B #7B1D40 #6F7B1D #1D7B58

square

#291D7B #7B1D40 #6F7B1D #1D7B58

split-complementary

#291D7B #7B581D #407B1D

monochromatic

#080619 #181149 #291D7B #3A29AD #5340D2

Accessibility & contrast

On white

13.50

#291D7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#291D7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291D7B

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291D7B	#FFFFFF	#000000	##FFFFFF
##291D7B	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327E

Deuteranopia (green-blind)

#002B79

Tritanopia (blue-blind)

#00384A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #291d7b;
/* rgb */ color: rgb(41, 29, 123);
/* oklch */ color: oklch(31.8% 0.150 279.4);

Tailwind

colors: {
  custom: {
    50: '#6f5ba2',
    500: '#291d7b',
    950: '#000000',
  },
}

SCSS

$custom: #291d7b;
$custom-light: #6f5ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#291d7b",
  "rgb": {
    "r": 41,
    "g": 29,
    "b": 123
  },
  "hsl": {
    "h": 247.66,
    "s": 61.842,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31816,
    "c": 0.14979,
    "h": 279.4
  },
  "luminance": 0.0278
}

Semantic roles & 50–950 ramp

primary

#291D7B

secondary

#A1AF45

accent

#E543D0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #291D7B

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

Preview Lab → · Contrast checker → · Palette generator →