#253991#253991

#253991 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.6% C 0.147 H 268.7°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#253991
RGB	rgb(37, 57, 145)
HSL	hsl(229, 59%, 36%)
HSV	hsv(229, 74%, 57%)
CMYK	cmyk(74.5%, 60.7%, 0%, 43.1%)
CIE-LAB	lab(27.75, 24.32, -50.89)
CIE-LCH	lch(27.75, 56.41, 295.54°)
OKLab	oklab(38.64% -0.0034 -0.1469)
OKLCH	oklch(38.64% 0.147 268.7)
XYZ	xyz(7.3351, 5.3631, 27.4312)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253991 #917D25

analogous

#256F91 #253991 #472591

triadic

#253991 #912539 #399125

tetradic

#253991 #91256F #917D25 #259147

square

#253991 #91256F #917D25 #259147

split-complementary

#253991 #914725 #6F9125

monochromatic

#0C132F #192660 #253991 #314CC2 #5B72D5

Accessibility & contrast

On white

10.13

#253991 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#253991 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253991

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253991	#FFFFFF	#000000	##FFFFFF
##253991	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004794

Deuteranopia (green-blind)

#003D8F

Tritanopia (blue-blind)

#004F5F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #253991;
/* rgb */ color: rgb(37, 57, 145);
/* oklch */ color: oklch(38.6% 0.147 268.7);

Tailwind

colors: {
  custom: {
    50: '#706fb2',
    500: '#253991',
    950: '#000000',
  },
}

SCSS

$custom: #253991;
$custom-light: #706fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#253991",
  "rgb": {
    "r": 37,
    "g": 57,
    "b": 145
  },
  "hsl": {
    "h": 228.889,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.38644,
    "c": 0.14692,
    "h": 268.7
  },
  "luminance": 0.05364
}

Semantic roles & 50–950 ramp

primary

#253991

secondary

#BAA858

accent

#C545E3

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #253991

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

Preview Lab → · Contrast checker → · Palette generator →