#2E28B0#2E28B0

#2E28B0 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.4% C 0.204 H 273.7°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#2E28B0
RGB	rgb(46, 40, 176)
HSL	hsl(243, 63%, 42%)
HSV	hsv(243, 77%, 69%)
CMYK	cmyk(73.9%, 77.3%, 0%, 31%)
CIE-LAB	lab(27.39, 46.81, -70.28)
CIE-LCH	lch(27.39, 84.44, 303.66°)
OKLab	oklab(39.43% 0.0132 -0.2033)
OKLCH	oklch(39.43% 0.204 273.7)
XYZ	xyz(9.7194, 5.2320, 41.5635)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E28B0 #AAB028

analogous

#2866B0 #2E28B0 #7228B0

triadic

#2E28B0 #B02E28 #28B02E

tetradic

#2E28B0 #B02866 #AAB028 #28B072

square

#2E28B0 #B02866 #AAB028 #28B072

split-complementary

#2E28B0 #B07228 #66B028

monochromatic

#14114C #211D7E #2E28B0 #4841D4 #7873DF

Accessibility & contrast

On white

10.26

#2E28B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2E28B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E28B0

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E28B0	#FFFFFF	#000000	##FFFFFF
##2E28B0	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B4

Deuteranopia (green-blind)

#003AAE

Tritanopia (blue-blind)

#00516B

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2e28b0;
/* rgb */ color: rgb(46, 40, 176);
/* oklch */ color: oklch(39.4% 0.204 273.7);

Tailwind

colors: {
  custom: {
    50: '#7c65c9',
    500: '#2e28b0',
    950: '#000000',
  },
}

SCSS

$custom: #2e28b0;
$custom-light: #7c65c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2e28b0",
  "rgb": {
    "r": 46,
    "g": 40,
    "b": 176
  },
  "hsl": {
    "h": 242.647,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.39428,
    "c": 0.20375,
    "h": 273.7
  },
  "luminance": 0.05233
}

Semantic roles & 50–950 ramp

primary

#2E28B0

secondary

#C3C66D

accent

#E642DF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2E28B0

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

Preview Lab → · Contrast checker → · Palette generator →