#3C28A8#3C28A8

#3C28A8 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.6% C 0.191 H 280.3°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#3C28A8
RGB	rgb(60, 40, 168)
HSL	hsl(249, 62%, 41%)
HSV	hsv(249, 76%, 66%)
CMYK	cmyk(64.3%, 76.2%, 0%, 34.1%)
CIE-LAB	lab(27.59, 45.69, -65.11)
CIE-LCH	lch(27.59, 79.54, 305.06°)
OKLab	oklab(39.59% 0.034 -0.1879)
OKLCH	oklch(39.59% 0.191 280.3)
XYZ	xyz(9.6879, 5.3046, 37.5516)
Luminance	0.0530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C28A8 #94A828

analogous

#2854A8 #3C28A8 #7C28A8

triadic

#3C28A8 #A83C28 #28A83C

tetradic

#3C28A8 #A82854 #94A828 #28A87C

square

#3C28A8 #A82854 #94A828 #28A87C

split-complementary

#3C28A8 #A87C28 #54A828

monochromatic

#191045 #2A1C77 #3C28A8 #543DD1 #7F6EDC

Accessibility & contrast

On white

10.19

#3C28A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#3C28A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C28A8

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C28A8	#FFFFFF	#000000	##FFFFFF
##3C28A8	1.00	10.19	2.06	10.19
#FFFFFF	10.19	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AC

Deuteranopia (green-blind)

#003CA6

Tritanopia (blue-blind)

#004D66

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3c28a8;
/* rgb */ color: rgb(60, 40, 168);
/* oklch */ color: oklch(39.6% 0.191 280.3);

Tailwind

colors: {
  custom: {
    50: '#8065c3',
    500: '#3c28a8',
    950: '#000000',
  },
}

SCSS

$custom: #3c28a8;
$custom-light: #8065c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3c28a8",
  "rgb": {
    "r": 60,
    "g": 40,
    "b": 168
  },
  "hsl": {
    "h": 249.375,
    "s": 61.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.39586,
    "c": 0.19096,
    "h": 280.3
  },
  "luminance": 0.05305
}

Semantic roles & 50–950 ramp

primary

#3C28A8

secondary

#B5C369

accent

#E543CB

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3C28A8

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

Preview Lab → · Contrast checker → · Palette generator →