#2425B1#2425B1

#2425B1 is a dark, highly saturated blue. Relative luminance 0.049; OKLCH L 38.6% C 0.210 H 270.6°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#2425B1
RGB	rgb(36, 37, 177)
HSL	hsl(240, 66%, 42%)
HSV	hsv(240, 80%, 69%)
CMYK	cmyk(79.7%, 79.1%, 0%, 30.6%)
CIE-LAB	lab(26.37, 47.97, -72.59)
CIE-LCH	lch(26.37, 87.01, 303.46°)
OKLab	oklab(38.59% 0.0024 -0.2102)
OKLCH	oklch(38.59% 0.21 270.6)
XYZ	xyz(9.3222, 4.8715, 42.0354)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2425B1 #B1B024

analogous

#246CB1 #2425B1 #6924B1

triadic

#2425B1 #B12425 #25B124

tetradic

#2425B1 #B1246C #B1B024 #24B169

square

#2425B1 #B1246C #B1B024 #24B169

split-complementary

#2425B1 #B16924 #6CB124

monochromatic

#0F104B #1A1A7E #2425B1 #3B3CD7 #6E6FE1

Accessibility & contrast

On white

10.64

#2425B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2425B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2425B1

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2425B1	#FFFFFF	#000000	##FFFFFF
##2425B1	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B5

Deuteranopia (green-blind)

#0037AF

Tritanopia (blue-blind)

#00506B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2425b1;
/* rgb */ color: rgb(36, 37, 177);
/* oklch */ color: oklch(38.6% 0.210 270.6);

Tailwind

colors: {
  custom: {
    50: '#7962ca',
    500: '#2425b1',
    950: '#000000',
  },
}

SCSS

$custom: #2425b1;
$custom-light: #7962ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2425b1",
  "rgb": {
    "r": 36,
    "g": 37,
    "b": 177
  },
  "hsl": {
    "h": 239.574,
    "s": 66.197,
    "l": 41.765
  },
  "oklch": {
    "l": 0.38589,
    "c": 0.21019,
    "h": 270.6
  },
  "luminance": 0.04873
}

Semantic roles & 50–950 ramp

primary

#2425B1

secondary

#C8C769

accent

#E83FE9

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2425B1

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

Preview Lab → · Contrast checker → · Palette generator →