#252EB2#252EB2

#252EB2 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.0% C 0.203 H 270.1°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#252EB2
RGB	rgb(37, 46, 178)
HSL	hsl(236, 66%, 42%)
HSV	hsv(236, 79%, 70%)
CMYK	cmyk(79.2%, 74.2%, 0%, 30.2%)
CIE-LAB	lab(28.28, 43.40, -70.02)
CIE-LCH	lch(28.28, 82.38, 301.79°)
OKLab	oklab(39.99% 0.0002 -0.2028)
OKLCH	oklch(39.99% 0.203 270.1)
XYZ	xyz(9.7731, 5.5605, 42.6691)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252EB2 #B2A925

analogous

#2575B2 #252EB2 #6225B2

triadic

#252EB2 #B2252E #2EB225

tetradic

#252EB2 #B22575 #B2A925 #25B262

square

#252EB2 #B22575 #B2A925 #25B262

split-complementary

#252EB2 #B26225 #75B225

monochromatic

#10144D #1A217F #252EB2 #3D47D7 #7077E1

Accessibility & contrast

On white

9.94

#252EB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#252EB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252EB2

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252EB2	#FFFFFF	#000000	##FFFFFF
##252EB2	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB6

Deuteranopia (green-blind)

#003CB0

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #252eb2;
/* rgb */ color: rgb(37, 46, 178);
/* oklch */ color: oklch(40.0% 0.203 270.1);

Tailwind

colors: {
  custom: {
    50: '#7968ca',
    500: '#252eb2',
    950: '#000000',
  },
}

SCSS

$custom: #252eb2;
$custom-light: #7968ca;
$custom-dark: #000000;

JSON

{
  "hex": "#252eb2",
  "rgb": {
    "r": 37,
    "g": 46,
    "b": 178
  },
  "hsl": {
    "h": 236.17,
    "s": 65.581,
    "l": 42.157
  },
  "oklch": {
    "l": 0.39985,
    "c": 0.20281,
    "h": 270.1
  },
  "luminance": 0.05562
}

Semantic roles & 50–950 ramp

primary

#252EB2

secondary

#C8C26B

accent

#DE3FE9

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #252EB2

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

Preview Lab → · Contrast checker → · Palette generator →