#252AA8#252AA8

#252AA8 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.3% C 0.194 H 271.0°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#252AA8
RGB	rgb(37, 42, 168)
HSL	hsl(238, 64%, 40%)
HSV	hsv(238, 78%, 66%)
CMYK	cmyk(78%, 75%, 0%, 34.1%)
CIE-LAB	lab(26.38, 42.30, -67.16)
CIE-LCH	lch(26.38, 79.37, 302.21°)
OKLab	oklab(38.32% 0.0034 -0.1945)
OKLCH	oklch(38.32% 0.194 271)
XYZ	xyz(8.6564, 4.8754, 37.5230)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252AA8 #A8A325

analogous

#256BA8 #252AA8 #6225A8

triadic

#252AA8 #A8252A #2AA825

tetradic

#252AA8 #A8256B #A8A325 #25A862

square

#252AA8 #A8256B #A8A325 #25A862

split-complementary

#252AA8 #A86225 #6BA825

monochromatic

#0F1144 #1A1D76 #252AA8 #373DD3 #696EDE

Accessibility & contrast

On white

10.63

#252AA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#252AA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252AA8

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252AA8	#FFFFFF	#000000	##FFFFFF
##252AA8	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AC

Deuteranopia (green-blind)

#0038A6

Tritanopia (blue-blind)

#004F67

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #252aa8;
/* rgb */ color: rgb(37, 42, 168);
/* oklch */ color: oklch(38.3% 0.194 271.0);

Tailwind

colors: {
  custom: {
    50: '#7765c3',
    500: '#252aa8',
    950: '#000000',
  },
}

SCSS

$custom: #252aa8;
$custom-light: #7765c3;
$custom-dark: #000000;

JSON

{
  "hex": "#252aa8",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 168
  },
  "hsl": {
    "h": 237.71,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38316,
    "c": 0.19449,
    "h": 271
  },
  "luminance": 0.04876
}

Semantic roles & 50–950 ramp

primary

#252AA8

secondary

#C4C065

accent

#E141E7

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #252AA8

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

Preview Lab → · Contrast checker → · Palette generator →