#253E97#253E97

#253E97 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.2% C 0.149 H 267.3°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#253E97
RGB	rgb(37, 62, 151)
HSL	hsl(227, 61%, 37%)
HSV	hsv(227, 75%, 59%)
CMYK	cmyk(75.5%, 58.9%, 0%, 40.8%)
CIE-LAB	lab(29.59, 23.23, -51.56)
CIE-LCH	lch(29.59, 56.55, 294.25°)
OKLab	oklab(40.18% -0.007 -0.1488)
OKLCH	oklch(40.18% 0.149 267.3)
XYZ	xyz(8.0695, 6.0721, 30.0189)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253E97 #977E25

analogous

#257797 #253E97 #452597

triadic

#253E97 #97253E #3E9725

tetradic

#253E97 #972577 #977E25 #259745

square

#253E97 #972577 #977E25 #259745

split-complementary

#253E97 #974525 #779725

monochromatic

#0D1635 #192A66 #253E97 #3152C8 #5F79D8

Accessibility & contrast

On white

9.48

#253E97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#253E97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253E97

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253E97	#FFFFFF	#000000	##FFFFFF
##253E97	1.00	9.48	2.21	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9A

Deuteranopia (green-blind)

#004195

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #253e97;
/* rgb */ color: rgb(37, 62, 151);
/* oklch */ color: oklch(40.2% 0.149 267.3);

Tailwind

colors: {
  custom: {
    50: '#7172b6',
    500: '#253e97',
    950: '#000000',
  },
}

SCSS

$custom: #253e97;
$custom-light: #7172b6;
$custom-dark: #000000;

JSON

{
  "hex": "#253e97",
  "rgb": {
    "r": 37,
    "g": 62,
    "b": 151
  },
  "hsl": {
    "h": 226.842,
    "s": 60.638,
    "l": 36.863
  },
  "oklch": {
    "l": 0.40178,
    "c": 0.14894,
    "h": 267.3
  },
  "luminance": 0.06073
}

Semantic roles & 50–950 ramp

primary

#253E97

secondary

#BDA75B

accent

#C144E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #253E97

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

Preview Lab → · Contrast checker → · Palette generator →