#2D25B4#2D25B4

#2D25B4 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.4% C 0.211 H 273.3°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#2D25B4
RGB	rgb(45, 37, 180)
HSL	hsl(243, 66%, 43%)
HSV	hsv(243, 79%, 71%)
CMYK	cmyk(75%, 79.4%, 0%, 29.4%)
CIE-LAB	lab(27.23, 49.55, -72.93)
CIE-LCH	lch(27.23, 88.17, 304.19°)
OKLab	oklab(39.43% 0.0122 -0.211)
OKLCH	oklch(39.43% 0.211 273.3)
XYZ	xyz(9.9792, 5.1753, 43.6442)
Luminance	0.0518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D25B4 #ACB425

analogous

#2564B4 #2D25B4 #7525B4

triadic

#2D25B4 #B42D25 #25B42D

tetradic

#2D25B4 #B42564 #ACB425 #25B475

square

#2D25B4 #B42564 #ACB425 #25B475

split-complementary

#2D25B4 #B47525 #64B425

monochromatic

#14104E #201B81 #2D25B4 #473FD7 #7871E2

Accessibility & contrast

On white

10.32

#2D25B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2D25B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D25B4

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D25B4	#FFFFFF	#000000	##FFFFFF
##2D25B4	1.00	10.32	2.04	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B8

Deuteranopia (green-blind)

#0039B2

Tritanopia (blue-blind)

#00516D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2d25b4;
/* rgb */ color: rgb(45, 37, 180);
/* oklch */ color: oklch(39.4% 0.211 273.3);

Tailwind

colors: {
  custom: {
    50: '#7d63cc',
    500: '#2d25b4',
    950: '#000000',
  },
}

SCSS

$custom: #2d25b4;
$custom-light: #7d63cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2d25b4",
  "rgb": {
    "r": 45,
    "g": 37,
    "b": 180
  },
  "hsl": {
    "h": 243.357,
    "s": 65.899,
    "l": 42.549
  },
  "oklch": {
    "l": 0.39432,
    "c": 0.21136,
    "h": 273.3
  },
  "luminance": 0.05176
}

Semantic roles & 50–950 ramp

primary

#2D25B4

secondary

#C4C96C

accent

#E93FDF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0514

muted

#7D7A82

Preview Lab

Preview with #2D25B4

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

Preview Lab → · Contrast checker → · Palette generator →