#2C28B6#2C28B6

#2C28B6 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 40.0% C 0.211 H 272.6°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#2C28B6
RGB	rgb(44, 40, 182)
HSL	hsl(242, 64%, 44%)
HSV	hsv(242, 78%, 71%)
CMYK	cmyk(75.8%, 78%, 0%, 28.6%)
CIE-LAB	lab(27.92, 48.57, -72.97)
CIE-LCH	lch(27.92, 87.66, 303.65°)
OKLab	oklab(39.97% 0.0095 -0.2112)
OKLCH	oklch(39.97% 0.211 272.6)
XYZ	xyz(10.2382, 5.4294, 44.7553)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C28B6 #B2B628

analogous

#286BB6 #2C28B6 #7328B6

triadic

#2C28B6 #B62C28 #28B62C

tetradic

#2C28B6 #B6286B #B2B628 #28B673

square

#2C28B6 #B6286B #B2B628 #28B673

split-complementary

#2C28B6 #B67328 #6BB628

monochromatic

#141252 #201D84 #2C28B6 #4945D6 #7A77E1

Accessibility & contrast

On white

10.07

#2C28B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2C28B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C28B6

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C28B6	#FFFFFF	#000000	##FFFFFF
##2C28B6	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BA

Deuteranopia (green-blind)

#003BB4

Tritanopia (blue-blind)

#00536E

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2c28b6;
/* rgb */ color: rgb(44, 40, 182);
/* oklch */ color: oklch(40.0% 0.211 272.6);

Tailwind

colors: {
  custom: {
    50: '#7d65cd',
    500: '#2c28b6',
    950: '#000000',
  },
}

SCSS

$custom: #2c28b6;
$custom-light: #7d65cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2c28b6",
  "rgb": {
    "r": 44,
    "g": 40,
    "b": 182
  },
  "hsl": {
    "h": 241.69,
    "s": 63.964,
    "l": 43.529
  },
  "oklch": {
    "l": 0.39968,
    "c": 0.2114,
    "h": 272.6
  },
  "luminance": 0.0543
}

Semantic roles & 50–950 ramp

primary

#2C28B6

secondary

#C6C971

accent

#E741E2

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #2C28B6

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

Preview Lab → · Contrast checker → · Palette generator →