#3C28C7#3C28C7

#3C28C7 is a dark, highly saturated blue. Relative luminance 0.066; OKLCH L 42.9% C 0.227 H 276.5°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#3C28C7
RGB	rgb(60, 40, 199)
HSL	hsl(248, 67%, 47%)
HSV	hsv(248, 80%, 78%)
CMYK	cmyk(69.8%, 79.9%, 0%, 22%)
CIE-LAB	lab(30.88, 55.07, -78.08)
CIE-LCH	lch(30.88, 95.55, 305.19°)
OKLab	oklab(42.86% 0.0258 -0.2257)
OKLCH	oklch(42.86% 0.227 276.5)
XYZ	xyz(12.9277, 6.6006, 54.6145)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C28C7 #B3C728

analogous

#2864C7 #3C28C7 #8C28C7

triadic

#3C28C7 #C73C28 #28C73C

tetradic

#3C28C7 #C72864 #B3C728 #28C78C

square

#3C28C7 #C72864 #B3C728 #28C78C

split-complementary

#3C28C7 #C78C28 #64C728

monochromatic

#1D1461 #2D1E94 #3C28C7 #6250DC #9083E6

Accessibility & contrast

On white

9.05

#3C28C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#3C28C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C28C7

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C28C7	#FFFFFF	#000000	##FFFFFF
##3C28C7	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FCB

Deuteranopia (green-blind)

#0042C4

Tritanopia (blue-blind)

#005978

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3c28c7;
/* rgb */ color: rgb(60, 40, 199);
/* oklch */ color: oklch(42.9% 0.227 276.5);

Tailwind

colors: {
  custom: {
    50: '#8667d9',
    500: '#3c28c7',
    950: '#000000',
  },
}

SCSS

$custom: #3c28c7;
$custom-light: #8667d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3c28c7",
  "rgb": {
    "r": 60,
    "g": 40,
    "b": 199
  },
  "hsl": {
    "h": 247.547,
    "s": 66.527,
    "l": 46.863
  },
  "oklch": {
    "l": 0.42861,
    "c": 0.22714,
    "h": 276.5
  },
  "luminance": 0.06602
}

Semantic roles & 50–950 ramp

primary

#3C28C7

secondary

#C5CF7C

accent

#E93ED4

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #3C28C7

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

Preview Lab → · Contrast checker → · Palette generator →