#252FA8#252FA8

#252FA8 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.1% C 0.189 H 270.4°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#252FA8
RGB	rgb(37, 47, 168)
HSL	hsl(235, 64%, 40%)
HSV	hsv(235, 78%, 66%)
CMYK	cmyk(78%, 72%, 0%, 34.1%)
CIE-LAB	lab(27.44, 39.33, -65.40)
CIE-LCH	lch(27.44, 76.31, 301.02°)
OKLab	oklab(39.08% 0.0012 -0.1894)
OKLCH	oklch(39.08% 0.189 270.4)
XYZ	xyz(8.8449, 5.2525, 37.5859)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252FA8 #A89E25

analogous

#2570A8 #252FA8 #5D25A8

triadic

#252FA8 #A8252F #2FA825

tetradic

#252FA8 #A82570 #A89E25 #25A85D

square

#252FA8 #A82570 #A89E25 #25A85D

split-complementary

#252FA8 #A85D25 #70A825

monochromatic

#0F1344 #1A2176 #252FA8 #3743D3 #6972DE

Accessibility & contrast

On white

10.24

#252FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#252FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252FA8

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252FA8	#FFFFFF	#000000	##FFFFFF
##252FA8	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AC

Deuteranopia (green-blind)

#003AA6

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #252fa8;
/* rgb */ color: rgb(37, 47, 168);
/* oklch */ color: oklch(39.1% 0.189 270.4);

Tailwind

colors: {
  custom: {
    50: '#7668c3',
    500: '#252fa8',
    950: '#000000',
  },
}

SCSS

$custom: #252fa8;
$custom-light: #7668c3;
$custom-dark: #000000;

JSON

{
  "hex": "#252fa8",
  "rgb": {
    "r": 37,
    "g": 47,
    "b": 168
  },
  "hsl": {
    "h": 235.42,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.39077,
    "c": 0.18936,
    "h": 270.4
  },
  "luminance": 0.05253
}

Semantic roles & 50–950 ramp

primary

#252FA8

secondary

#C4BD65

accent

#DA41E7

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #252FA8

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

Preview Lab → · Contrast checker → · Palette generator →