#3E28B0#3E28B0

#3E28B0 is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.6% C 0.200 H 280.0°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#3E28B0
RGB	rgb(62, 40, 176)
HSL	hsl(250, 63%, 42%)
HSV	hsv(250, 77%, 69%)
CMYK	cmyk(64.8%, 77.3%, 0%, 31%)
CIE-LAB	lab(28.58, 48.37, -68.27)
CIE-LCH	lch(28.58, 83.67, 305.32°)
OKLab	oklab(40.57% 0.0348 -0.1971)
OKLCH	oklch(40.57% 0.2 280)
XYZ	xyz(10.5794, 5.6755, 41.6038)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E28B0 #9AB028

analogous

#2856B0 #3E28B0 #8228B0

triadic

#3E28B0 #B03E28 #28B03E

tetradic

#3E28B0 #B02856 #9AB028 #28B082

square

#3E28B0 #B02856 #9AB028 #28B082

split-complementary

#3E28B0 #B08228 #56B028

monochromatic

#1B114C #2C1D7E #3E28B0 #5941D4 #8573DF

Accessibility & contrast

On white

9.84

#3E28B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#3E28B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E28B0

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E28B0	#FFFFFF	#000000	##FFFFFF
##3E28B0	1.00	9.84	2.14	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.84	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: #3e28b0;
/* rgb */ color: rgb(62, 40, 176);
/* oklch */ color: oklch(40.6% 0.200 280.0);

Tailwind

colors: {
  custom: {
    50: '#8366c9',
    500: '#3e28b0',
    950: '#000000',
  },
}

SCSS

$custom: #3e28b0;
$custom-light: #8366c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3e28b0",
  "rgb": {
    "r": 62,
    "g": 40,
    "b": 176
  },
  "hsl": {
    "h": 249.706,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.40571,
    "c": 0.20012,
    "h": 280
  },
  "luminance": 0.05676
}

Semantic roles & 50–950 ramp

primary

#3E28B0

secondary

#B8C66D

accent

#E642CB

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3E28B0

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

Preview Lab → · Contrast checker → · Palette generator →