#291A77#291A77

#291A77 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 31.0% C 0.148 H 280.7°. Best body text is #FFFFFF at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#291A77
RGB	rgb(41, 26, 119)
HSL	hsl(250, 64%, 28%)
HSV	hsv(250, 78%, 47%)
CMYK	cmyk(65.5%, 78.2%, 0%, 53.3%)
CIE-LAB	lab(18.11, 35.37, -50.34)
CIE-LCH	lch(18.11, 61.52, 305.09°)
OKLab	oklab(30.96% 0.0275 -0.1453)
OKLCH	oklch(30.96% 0.148 280.7)
XYZ	xyz(4.6126, 2.5418, 17.6967)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291A77 #68771A

analogous

#1A3977 #291A77 #571A77

triadic

#291A77 #77291A #1A7729

tetradic

#291A77 #771A39 #68771A #1A7757

square

#291A77 #771A39 #68771A #1A7757

split-complementary

#291A77 #77571A #39771A

monochromatic

#090519 #180F45 #291A77 #3A25A9 #5138D3

Accessibility & contrast

On white

13.92

#291A77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#291A77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291A77

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291A77	#FFFFFF	#000000	##FFFFFF
##291A77	1.00	13.92	1.51	13.92
#FFFFFF	13.92	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7A

Deuteranopia (green-blind)

#002975

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #291a77;
/* rgb */ color: rgb(41, 26, 119);
/* oklch */ color: oklch(31.0% 0.148 280.7);

Tailwind

colors: {
  custom: {
    50: '#6e599f',
    500: '#291a77',
    950: '#000000',
  },
}

SCSS

$custom: #291a77;
$custom-light: #6e599f;
$custom-dark: #000000;

JSON

{
  "hex": "#291a77",
  "rgb": {
    "r": 41,
    "g": 26,
    "b": 119
  },
  "hsl": {
    "h": 249.677,
    "s": 64.138,
    "l": 28.431
  },
  "oklch": {
    "l": 0.30959,
    "c": 0.14784,
    "h": 280.7
  },
  "luminance": 0.02542
}

Semantic roles & 50–950 ramp

primary

#291A77

secondary

#9AAC41

accent

#E741CC

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030F

muted

#7B787E

Preview Lab

Preview with #291A77

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

Preview Lab → · Contrast checker → · Palette generator →