#253D97#253D97

#253D97 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.0% C 0.150 H 267.6°. Best body text is #FFFFFF at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#253D97
RGB	rgb(37, 61, 151)
HSL	hsl(227, 61%, 37%)
HSV	hsv(227, 75%, 59%)
CMYK	cmyk(75.5%, 59.6%, 0%, 40.8%)
CIE-LAB	lab(29.32, 23.91, -52.00)
CIE-LCH	lch(29.32, 57.24, 294.69°)
OKLab	oklab(39.98% -0.0063 -0.1501)
OKLCH	oklch(39.98% 0.15 267.6)
XYZ	xyz(8.0157, 5.9643, 30.0009)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253D97 #977F25

analogous

#257697 #253D97 #462597

triadic

#253D97 #97253D #3D9725

tetradic

#253D97 #972576 #977F25 #259746

square

#253D97 #972576 #977F25 #259746

split-complementary

#253D97 #974625 #769725

monochromatic

#0D1535 #192966 #253D97 #3151C8 #5F78D8

Accessibility & contrast

On white

9.58

#253D97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#253D97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253D97

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253D97	#FFFFFF	#000000	##FFFFFF
##253D97	1.00	9.58	2.19	9.58
#FFFFFF	9.58	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9A

Deuteranopia (green-blind)

#004095

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #253d97;
/* rgb */ color: rgb(37, 61, 151);
/* oklch */ color: oklch(40.0% 0.150 267.6);

Tailwind

colors: {
  custom: {
    50: '#7172b6',
    500: '#253d97',
    950: '#000000',
  },
}

SCSS

$custom: #253d97;
$custom-light: #7172b6;
$custom-dark: #000000;

JSON

{
  "hex": "#253d97",
  "rgb": {
    "r": 37,
    "g": 61,
    "b": 151
  },
  "hsl": {
    "h": 227.368,
    "s": 60.638,
    "l": 36.863
  },
  "oklch": {
    "l": 0.39975,
    "c": 0.15021,
    "h": 267.6
  },
  "luminance": 0.05965
}

Semantic roles & 50–950 ramp

primary

#253D97

secondary

#BDA85B

accent

#C244E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #253D97

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

Preview Lab → · Contrast checker → · Palette generator →