#2B2573#2B2573

#2B2573 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.5% C 0.129 H 279.9°. Best body text is #FFFFFF at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#2B2573
RGB	rgb(43, 37, 115)
HSL	hsl(245, 51%, 30%)
HSV	hsv(245, 68%, 45%)
CMYK	cmyk(62.6%, 67.8%, 0%, 54.9%)
CIE-LAB	lab(20.34, 27.56, -44.10)
CIE-LCH	lch(20.34, 52.00, 302.00°)
OKLab	oklab(32.48% 0.0221 -0.127)
OKLCH	oklch(32.48% 0.129 279.9)
XYZ	xyz(4.7514, 3.0742, 16.5593)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2573 #6D7325

analogous

#254673 #2B2573 #522573

triadic

#2B2573 #732B25 #25732B

tetradic

#2B2573 #732546 #6D7325 #257352

square

#2B2573 #732546 #6D7325 #257352

split-complementary

#2B2573 #735225 #467325

monochromatic

#090717 #1A1645 #2B2573 #3C34A1 #564DC6

Accessibility & contrast

On white

13.00

#2B2573 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#2B2573 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2573

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2573	#FFFFFF	#000000	##FFFFFF
##2B2573	1.00	13.00	1.62	13.00
#FFFFFF	13.00	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	13.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003475

Deuteranopia (green-blind)

#002E71

Tritanopia (blue-blind)

#003948

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2b2573;
/* rgb */ color: rgb(43, 37, 115);
/* oklch */ color: oklch(32.5% 0.129 279.9);

Tailwind

colors: {
  custom: {
    50: '#6d609c',
    500: '#2b2573',
    950: '#000000',
  },
}

SCSS

$custom: #2b2573;
$custom-light: #6d609c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2573",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 115
  },
  "hsl": {
    "h": 244.615,
    "s": 51.316,
    "l": 29.804
  },
  "oklch": {
    "l": 0.3248,
    "c": 0.12887,
    "h": 279.9
  },
  "luminance": 0.03075
}

Semantic roles & 50–950 ramp

primary

#2B2573

secondary

#9FA64E

accent

#DB4DD0

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08050E

muted

#7B797E

Preview Lab

Preview with #2B2573

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

Preview Lab → · Contrast checker → · Palette generator →