#3C28B0#3C28B0

#3C28B0 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.4% C 0.201 H 279.2°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#3C28B0
RGB	rgb(60, 40, 176)
HSL	hsl(249, 63%, 42%)
HSV	hsv(249, 77%, 69%)
CMYK	cmyk(65.9%, 77.3%, 0%, 31%)
CIE-LAB	lab(28.41, 48.15, -68.55)
CIE-LCH	lch(28.41, 83.77, 305.08°)
OKLab	oklab(40.41% 0.032 -0.1979)
OKLCH	oklch(40.41% 0.201 279.2)
XYZ	xyz(10.4562, 5.6120, 41.5981)
Luminance	0.0561 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C28B0 #9CB028

analogous

#2858B0 #3C28B0 #8028B0

triadic

#3C28B0 #B03C28 #28B03C

tetradic

#3C28B0 #B02858 #9CB028 #28B080

square

#3C28B0 #B02858 #9CB028 #28B080

split-complementary

#3C28B0 #B08028 #58B028

monochromatic

#1A114C #2B1D7E #3C28B0 #5741D4 #8373DF

Accessibility & contrast

On white

9.89

#3C28B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#3C28B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C28B0

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C28B0	#FFFFFF	#000000	##FFFFFF
##3C28B0	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B4

Deuteranopia (green-blind)

#003EAE

Tritanopia (blue-blind)

#00506B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3c28b0;
/* rgb */ color: rgb(60, 40, 176);
/* oklch */ color: oklch(40.4% 0.201 279.2);

Tailwind

colors: {
  custom: {
    50: '#8265c9',
    500: '#3c28b0',
    950: '#000000',
  },
}

SCSS

$custom: #3c28b0;
$custom-light: #8265c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3c28b0",
  "rgb": {
    "r": 60,
    "g": 40,
    "b": 176
  },
  "hsl": {
    "h": 248.824,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.40412,
    "c": 0.2005,
    "h": 279.2
  },
  "luminance": 0.05613
}

Semantic roles & 50–950 ramp

primary

#3C28B0

secondary

#B9C66D

accent

#E642CE

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3C28B0

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

Preview Lab → · Contrast checker → · Palette generator →