#253A9D#253A9D

#253A9D is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.9% C 0.162 H 268.5°. Best body text is #FFFFFF at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#253A9D
RGB	rgb(37, 58, 157)
HSL	hsl(230, 62%, 38%)
HSV	hsv(230, 76%, 62%)
CMYK	cmyk(76.4%, 63.1%, 0%, 38.4%)
CIE-LAB	lab(29.04, 28.23, -56.12)
CIE-LCH	lch(29.04, 62.82, 296.70°)
OKLab	oklab(39.92% -0.0041 -0.1622)
OKLCH	oklch(39.92% 0.162 268.5)
XYZ	xyz(8.3597, 5.8528, 32.5809)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253A9D #9D8825

analogous

#25769D #253A9D #4C259D

triadic

#253A9D #9D253A #3A9D25

tetradic

#253A9D #9D2576 #9D8825 #259D4C

square

#253A9D #9D2576 #9D8825 #259D4C

split-complementary

#253A9D #9D4C25 #769D25

monochromatic

#0E153A #19286B #253A9D #314CCE #6277DA

Accessibility & contrast

On white

9.67

#253A9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#253A9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253A9D

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253A9D	#FFFFFF	#000000	##FFFFFF
##253A9D	1.00	9.67	2.17	9.67
#FFFFFF	9.67	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA0

Deuteranopia (green-blind)

#003F9B

Tritanopia (blue-blind)

#005466

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #253a9d;
/* rgb */ color: rgb(37, 58, 157);
/* oklch */ color: oklch(39.9% 0.162 268.5);

Tailwind

colors: {
  custom: {
    50: '#7370bb',
    500: '#253a9d',
    950: '#000000',
  },
}

SCSS

$custom: #253a9d;
$custom-light: #7370bb;
$custom-dark: #000000;

JSON

{
  "hex": "#253a9d",
  "rgb": {
    "r": 37,
    "g": 58,
    "b": 157
  },
  "hsl": {
    "h": 229.5,
    "s": 61.856,
    "l": 38.039
  },
  "oklch": {
    "l": 0.39923,
    "c": 0.16226,
    "h": 268.5
  },
  "luminance": 0.05854
}

Semantic roles & 50–950 ramp

primary

#253A9D

secondary

#BFAE5E

accent

#C943E5

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #253A9D

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

Preview Lab → · Contrast checker → · Palette generator →