#252AA0#252AA0

#252AA0 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.5% C 0.185 H 271.4°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#252AA0
RGB	rgb(37, 42, 160)
HSL	hsl(238, 62%, 39%)
HSV	hsv(238, 77%, 63%)
CMYK	cmyk(76.9%, 73.8%, 0%, 37.3%)
CIE-LAB	lab(25.52, 39.54, -63.72)
CIE-LCH	lch(25.52, 74.99, 301.82°)
OKLab	oklab(37.45% 0.0047 -0.1845)
OKLCH	oklch(37.45% 0.185 271.4)
XYZ	xyz(7.9339, 4.5865, 33.7180)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252AA0 #A09B25

analogous

#2567A0 #252AA0 #5D25A0

triadic

#252AA0 #A0252A #2AA025

tetradic

#252AA0 #A02567 #A09B25 #25A05D

square

#252AA0 #A02567 #A09B25 #25A05D

split-complementary

#252AA0 #A05D25 #67A025

monochromatic

#0E103D #1A1D6E #252AA0 #3239D0 #6469DB

Accessibility & contrast

On white

10.95

#252AA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#252AA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252AA0

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252AA0	#FFFFFF	#000000	##FFFFFF
##252AA0	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A3

Deuteranopia (green-blind)

#00369E

Tritanopia (blue-blind)

#004C62

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #252aa0;
/* rgb */ color: rgb(37, 42, 160);
/* oklch */ color: oklch(37.5% 0.185 271.4);

Tailwind

colors: {
  custom: {
    50: '#7565bd',
    500: '#252aa0',
    950: '#000000',
  },
}

SCSS

$custom: #252aa0;
$custom-light: #7565bd;
$custom-dark: #000000;

JSON

{
  "hex": "#252aa0",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 160
  },
  "hsl": {
    "h": 237.561,
    "s": 62.437,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37454,
    "c": 0.18452,
    "h": 271.4
  },
  "luminance": 0.04587
}

Semantic roles & 50–950 ramp

primary

#252AA0

secondary

#C1BD60

accent

#DF42E6

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #252AA0

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

Preview Lab → · Contrast checker → · Palette generator →