#252F9D#252F9D

#252F9D is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.9% C 0.175 H 270.8°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#252F9D
RGB	rgb(37, 47, 157)
HSL	hsl(235, 62%, 38%)
HSV	hsv(235, 76%, 62%)
CMYK	cmyk(76.4%, 70.1%, 0%, 38.4%)
CIE-LAB	lab(26.33, 35.40, -60.56)
CIE-LCH	lch(26.33, 70.15, 300.31°)
OKLab	oklab(37.94% 0.0025 -0.1753)
OKLCH	oklch(37.94% 0.175 270.8)
XYZ	xyz(7.8632, 4.8598, 32.4154)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252F9D #9D9325

analogous

#256B9D #252F9D #57259D

triadic

#252F9D #9D252F #2F9D25

tetradic

#252F9D #9D256B #9D9325 #259D57

square

#252F9D #9D256B #9D9325 #259D57

split-complementary

#252F9D #9D5725 #6B9D25

monochromatic

#0E113A #19206B #252F9D #313ECE #626CDA

Accessibility & contrast

On white

10.65

#252F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#252F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252F9D

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252F9D	#FFFFFF	#000000	##FFFFFF
##252F9D	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A0

Deuteranopia (green-blind)

#00399B

Tritanopia (blue-blind)

#004D62

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #252f9d;
/* rgb */ color: rgb(37, 47, 157);
/* oklch */ color: oklch(37.9% 0.175 270.8);

Tailwind

colors: {
  custom: {
    50: '#7468bb',
    500: '#252f9d',
    950: '#000000',
  },
}

SCSS

$custom: #252f9d;
$custom-light: #7468bb;
$custom-dark: #000000;

JSON

{
  "hex": "#252f9d",
  "rgb": {
    "r": 37,
    "g": 47,
    "b": 157
  },
  "hsl": {
    "h": 235,
    "s": 61.856,
    "l": 38.039
  },
  "oklch": {
    "l": 0.37943,
    "c": 0.17528,
    "h": 270.8
  },
  "luminance": 0.04861
}

Semantic roles & 50–950 ramp

primary

#252F9D

secondary

#BFB75E

accent

#D743E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #252F9D

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

Preview Lab → · Contrast checker → · Palette generator →