#2524B2#2524B2

#2524B2 is a dark, highly saturated blue. Relative luminance 0.049; OKLCH L 38.6% C 0.212 H 271.0°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#2524B2
RGB	rgb(37, 36, 178)
HSL	hsl(240, 66%, 42%)
HSV	hsv(240, 80%, 70%)
CMYK	cmyk(79.2%, 79.8%, 0%, 30.2%)
CIE-LAB	lab(26.36, 48.87, -73.20)
CIE-LCH	lch(26.36, 88.01, 303.73°)
OKLab	oklab(38.63% 0.0035 -0.2119)
OKLCH	oklch(38.63% 0.212 271)
XYZ	xyz(9.4270, 4.8684, 42.5537)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2524B2 #B1B224

analogous

#246AB2 #2524B2 #6C24B2

triadic

#2524B2 #B22524 #24B225

tetradic

#2524B2 #B2246A #B1B224 #24B26C

square

#2524B2 #B2246A #B1B224 #24B26C

split-complementary

#2524B2 #B26C24 #6AB224

monochromatic

#100F4C #1A1A7F #2524B2 #3D3CD8 #6F6FE2

Accessibility & contrast

On white

10.64

#2524B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2524B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2524B2

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2524B2	#FFFFFF	#000000	##FFFFFF
##2524B2	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)

#0045B6

Deuteranopia (green-blind)

#0037B0

Tritanopia (blue-blind)

#00506B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2524b2;
/* rgb */ color: rgb(37, 36, 178);
/* oklch */ color: oklch(38.6% 0.212 271.0);

Tailwind

colors: {
  custom: {
    50: '#7a62ca',
    500: '#2524b2',
    950: '#000000',
  },
}

SCSS

$custom: #2524b2;
$custom-light: #7a62ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2524b2",
  "rgb": {
    "r": 37,
    "g": 36,
    "b": 178
  },
  "hsl": {
    "h": 240.423,
    "s": 66.355,
    "l": 41.961
  },
  "oklch": {
    "l": 0.3863,
    "c": 0.21195,
    "h": 271
  },
  "luminance": 0.04869
}

Semantic roles & 50–950 ramp

primary

#2524B2

secondary

#C8C869

accent

#E93FE8

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2524B2

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

Preview Lab → · Contrast checker → · Palette generator →