#252E9B#252E9B

#252E9B is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.6% C 0.174 H 271.1°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#252E9B
RGB	rgb(37, 46, 155)
HSL	hsl(235, 61%, 38%)
HSV	hsv(235, 76%, 61%)
CMYK	cmyk(76.1%, 70.3%, 0%, 39.2%)
CIE-LAB	lab(25.90, 35.31, -60.05)
CIE-LCH	lch(25.90, 69.66, 300.46°)
OKLab	oklab(37.57% 0.0033 -0.1738)
OKLCH	oklch(37.57% 0.174 271.1)
XYZ	xyz(7.6543, 4.7130, 31.5103)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252E9B #9B9225

analogous

#25699B #252E9B #57259B

triadic

#252E9B #9B252E #2E9B25

tetradic

#252E9B #9B2569 #9B9225 #259B57

square

#252E9B #9B2569 #9B9225 #259B57

split-complementary

#252E9B #9B5725 #699B25

monochromatic

#0D1138 #191F6A #252E9B #313DCC #616AD9

Accessibility & contrast

On white

10.81

#252E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#252E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252E9B

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252E9B	#FFFFFF	#000000	##FFFFFF
##252E9B	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439E

Deuteranopia (green-blind)

#003899

Tritanopia (blue-blind)

#004C61

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #252e9b;
/* rgb */ color: rgb(37, 46, 155);
/* oklch */ color: oklch(37.6% 0.174 271.1);

Tailwind

colors: {
  custom: {
    50: '#7367ba',
    500: '#252e9b',
    950: '#000000',
  },
}

SCSS

$custom: #252e9b;
$custom-light: #7367ba;
$custom-dark: #000000;

JSON

{
  "hex": "#252e9b",
  "rgb": {
    "r": 37,
    "g": 46,
    "b": 155
  },
  "hsl": {
    "h": 235.424,
    "s": 61.458,
    "l": 37.647
  },
  "oklch": {
    "l": 0.37572,
    "c": 0.1738,
    "h": 271.1
  },
  "luminance": 0.04714
}

Semantic roles & 50–950 ramp

primary

#252E9B

secondary

#BFB75D

accent

#D843E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #252E9B

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

Preview Lab → · Contrast checker → · Palette generator →