#2E28A3#2E28A3

#2E28A3 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 38.0% C 0.188 H 274.9°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#2E28A3
RGB	rgb(46, 40, 163)
HSL	hsl(243, 61%, 40%)
HSV	hsv(243, 75%, 64%)
CMYK	cmyk(71.8%, 75.5%, 0%, 36.1%)
CIE-LAB	lab(25.99, 42.57, -64.76)
CIE-LCH	lch(25.99, 77.50, 303.32°)
OKLab	oklab(38.03% 0.0159 -0.1873)
OKLCH	oklch(38.03% 0.188 274.9)
XYZ	xyz(8.4942, 4.7420, 35.1109)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E28A3 #9DA328

analogous

#285FA3 #2E28A3 #6C28A3

triadic

#2E28A3 #A32E28 #28A32E

tetradic

#2E28A3 #A3285F #9DA328 #28A36C

square

#2E28A3 #A3285F #9DA328 #28A36C

split-complementary

#2E28A3 #A36C28 #5FA328

monochromatic

#121041 #201C72 #2E28A3 #413ACF #706BDB

Accessibility & contrast

On white

10.78

#2E28A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#2E28A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E28A3

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E28A3	#FFFFFF	#000000	##FFFFFF
##2E28A3	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A7

Deuteranopia (green-blind)

#0038A1

Tritanopia (blue-blind)

#004C64

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2e28a3;
/* rgb */ color: rgb(46, 40, 163);
/* oklch */ color: oklch(38.0% 0.188 274.9);

Tailwind

colors: {
  custom: {
    50: '#7964bf',
    500: '#2e28a3',
    950: '#000000',
  },
}

SCSS

$custom: #2e28a3;
$custom-light: #7964bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2e28a3",
  "rgb": {
    "r": 46,
    "g": 40,
    "b": 163
  },
  "hsl": {
    "h": 242.927,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38027,
    "c": 0.18794,
    "h": 274.9
  },
  "luminance": 0.04743
}

Semantic roles & 50–950 ramp

primary

#2E28A3

secondary

#BDC166

accent

#E444DC

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #2E28A3

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

Preview Lab → · Contrast checker → · Palette generator →