#252B90#252B90

#252B90 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.9% C 0.163 H 272.2°. Best body text is #FFFFFF at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#252B90
RGB	rgb(37, 43, 144)
HSL	hsl(237, 59%, 35%)
HSV	hsv(237, 74%, 56%)
CMYK	cmyk(74.3%, 70.1%, 0%, 43.5%)
CIE-LAB	lab(24.11, 33.24, -56.23)
CIE-LCH	lch(24.11, 65.32, 300.59°)
OKLab	oklab(35.95% 0.0064 -0.1626)
OKLCH	oklch(35.95% 0.163 272.2)
XYZ	xyz(6.6592, 4.1340, 26.8271)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252B90 #908A25

analogous

#256090 #252B90 #552590

triadic

#252B90 #90252B #2B9025

tetradic

#252B90 #902560 #908A25 #259055

square

#252B90 #902560 #908A25 #259055

split-complementary

#252B90 #905525 #609025

monochromatic

#0C0E2F #181C5F #252B90 #323AC1 #5B61D5

Accessibility & contrast

On white

11.49

#252B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#252B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252B90

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252B90	#FFFFFF	#000000	##FFFFFF
##252B90	1.00	11.49	1.83	11.49
#FFFFFF	11.49	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E93

Deuteranopia (green-blind)

#00348E

Tritanopia (blue-blind)

#00475A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #252b90;
/* rgb */ color: rgb(37, 43, 144);
/* oklch */ color: oklch(35.9% 0.163 272.2);

Tailwind

colors: {
  custom: {
    50: '#7165b2',
    500: '#252b90',
    950: '#000000',
  },
}

SCSS

$custom: #252b90;
$custom-light: #7165b2;
$custom-dark: #000000;

JSON

{
  "hex": "#252b90",
  "rgb": {
    "r": 37,
    "g": 43,
    "b": 144
  },
  "hsl": {
    "h": 236.636,
    "s": 59.116,
    "l": 35.49
  },
  "oklch": {
    "l": 0.35947,
    "c": 0.16274,
    "h": 272.2
  },
  "luminance": 0.04135
}

Semantic roles & 50–950 ramp

primary

#252B90

secondary

#B9B457

accent

#DA45E2

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #252B90

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

Preview Lab → · Contrast checker → · Palette generator →