#253380#253380

#253380 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.9% C 0.130 H 270.6°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#253380
RGB	rgb(37, 51, 128)
HSL	hsl(231, 55%, 32%)
HSV	hsv(231, 71%, 50%)
CMYK	cmyk(71.1%, 60.2%, 0%, 49.8%)
CIE-LAB	lab(24.70, 21.89, -45.28)
CIE-LCH	lch(24.70, 50.29, 295.80°)
OKLab	oklab(35.93% 0.0013 -0.1305)
OKLCH	oklch(35.93% 0.13 270.6)
XYZ	xyz(5.8417, 4.3189, 20.9437)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253380 #807225

analogous

#256180 #253380 #442580

triadic

#253380 #802533 #338025

tetradic

#253380 #802561 #807225 #258044

square

#253380 #802561 #807225 #258044

split-complementary

#253380 #804425 #618025

monochromatic

#0A0D21 #172051 #253380 #3346AF #5265CD

Accessibility & contrast

On white

11.27

#253380 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#253380 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253380

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253380	#FFFFFF	#000000	##FFFFFF
##253380	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F83

Deuteranopia (green-blind)

#00377E

Tritanopia (blue-blind)

#004654

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #253380;
/* rgb */ color: rgb(37, 51, 128);
/* oklch */ color: oklch(35.9% 0.130 270.6);

Tailwind

colors: {
  custom: {
    50: '#6c6aa5',
    500: '#253380',
    950: '#000000',
  },
}

SCSS

$custom: #253380;
$custom-light: #6c6aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#253380",
  "rgb": {
    "r": 37,
    "g": 51,
    "b": 128
  },
  "hsl": {
    "h": 230.769,
    "s": 55.152,
    "l": 32.353
  },
  "oklch": {
    "l": 0.35932,
    "c": 0.13048,
    "h": 270.6
  },
  "luminance": 0.04319
}

Semantic roles & 50–950 ramp

primary

#253380

secondary

#B1A250

accent

#C849DE

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #253380

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

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