#3C33BC#3C33BC

#3C33BC is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.1% C 0.204 H 276.4°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#3C33BC
RGB	rgb(60, 51, 188)
HSL	hsl(244, 57%, 47%)
HSV	hsv(244, 73%, 74%)
CMYK	cmyk(68.1%, 72.9%, 0%, 26.3%)
CIE-LAB	lab(31.71, 46.02, -70.24)
CIE-LCH	lch(31.71, 83.98, 303.23°)
OKLab	oklab(43.11% 0.0229 -0.203)
OKLCH	oklch(43.11% 0.204 276.4)
XYZ	xyz(12.1214, 6.9581, 48.2715)
Luminance	0.0696 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C33BC #B3BC33

analogous

#336EBC #3C33BC #8133BC

triadic

#3C33BC #BC3C33 #33BC3C

tetradic

#3C33BC #BC336E #B3BC33 #33BC81

square

#3C33BC #BC336E #B3BC33 #33BC81

split-complementary

#3C33BC #BC8133 #6EBC33

monochromatic

#1D195C #2D268C #3C33BC #625AD2 #908ADF

Accessibility & contrast

On white

8.78

#3C33BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#3C33BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C33BC

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C33BC	#FFFFFF	#000000	##FFFFFF
##3C33BC	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C0

Deuteranopia (green-blind)

#0045BA

Tritanopia (blue-blind)

#005A74

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3c33bc;
/* rgb */ color: rgb(60, 51, 188);
/* oklch */ color: oklch(43.1% 0.204 276.4);

Tailwind

colors: {
  custom: {
    50: '#836dd1',
    500: '#3c33bc',
    950: '#000000',
  },
}

SCSS

$custom: #3c33bc;
$custom-light: #836dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c33bc",
  "rgb": {
    "r": 60,
    "g": 51,
    "b": 188
  },
  "hsl": {
    "h": 243.942,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43106,
    "c": 0.20425,
    "h": 276.4
  },
  "luminance": 0.06959
}

Semantic roles & 50–950 ramp

primary

#3C33BC

secondary

#C5C981

accent

#E147D6

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3C33BC

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

Preview Lab → · Contrast checker → · Palette generator →