#252F9E#252F9E

#252F9E is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.0% C 0.177 H 270.8°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#252F9E
RGB	rgb(37, 47, 158)
HSL	hsl(235, 62%, 38%)
HSV	hsv(235, 77%, 62%)
CMYK	cmyk(76.6%, 70.3%, 0%, 38%)
CIE-LAB	lab(26.43, 35.76, -61.01)
CIE-LCH	lch(26.43, 70.72, 300.38°)
OKLab	oklab(38.05% 0.0024 -0.1766)
OKLCH	oklch(38.05% 0.177 270.8)
XYZ	xyz(7.9489, 4.8941, 32.8669)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252F9E #9E9425

analogous

#256B9E #252F9E #57259E

triadic

#252F9E #9E252F #2F9E25

tetradic

#252F9E #9E256B #9E9425 #259E57

square

#252F9E #9E256B #9E9425 #259E57

split-complementary

#252F9E #9E5725 #6B9E25

monochromatic

#0E113B #19206C #252F9E #313ECF #636DDA

Accessibility & contrast

On white

10.61

#252F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#252F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252F9E

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252F9E	#FFFFFF	#000000	##FFFFFF
##252F9E	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A1

Deuteranopia (green-blind)

#00399C

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #252f9e;
/* rgb */ color: rgb(37, 47, 158);
/* oklch */ color: oklch(38.0% 0.177 270.8);

Tailwind

colors: {
  custom: {
    50: '#7468bc',
    500: '#252f9e',
    950: '#000000',
  },
}

SCSS

$custom: #252f9e;
$custom-light: #7468bc;
$custom-dark: #000000;

JSON

{
  "hex": "#252f9e",
  "rgb": {
    "r": 37,
    "g": 47,
    "b": 158
  },
  "hsl": {
    "h": 235.041,
    "s": 62.051,
    "l": 38.235
  },
  "oklch": {
    "l": 0.38045,
    "c": 0.17658,
    "h": 270.8
  },
  "luminance": 0.04895
}

Semantic roles & 50–950 ramp

primary

#252F9E

secondary

#C0B85F

accent

#D843E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #252F9E

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

Preview Lab → · Contrast checker → · Palette generator →