#3C33B9#3C33B9

#3C33B9 is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.8% C 0.201 H 276.7°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#3C33B9
RGB	rgb(60, 51, 185)
HSL	hsl(244, 57%, 46%)
HSV	hsv(244, 72%, 73%)
CMYK	cmyk(67.6%, 72.4%, 0%, 27.5%)
CIE-LAB	lab(31.42, 45.06, -68.95)
CIE-LCH	lch(31.42, 82.37, 303.16°)
OKLab	oklab(42.81% 0.0235 -0.1992)
OKLCH	oklch(42.81% 0.201 276.7)
XYZ	xyz(11.8014, 6.8301, 46.5859)
Luminance	0.0683 (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

#3C33B9 #B0B933

analogous

#336DB9 #3C33B9 #7F33B9

triadic

#3C33B9 #B93C33 #33B93C

tetradic

#3C33B9 #B9336D #B0B933 #33B97F

square

#3C33B9 #B9336D #B0B933 #33B97F

split-complementary

#3C33B9 #B97F33 #6DB933

monochromatic

#1D1959 #2C2689 #3C33B9 #6058D1 #8E88DE

Accessibility & contrast

On white

8.87

#3C33B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#3C33B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C33B9

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C33B9	#FFFFFF	#000000	##FFFFFF
##3C33B9	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BD

Deuteranopia (green-blind)

#0044B7

Tritanopia (blue-blind)

#005973

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3c33b9;
/* rgb */ color: rgb(60, 51, 185);
/* oklch */ color: oklch(42.8% 0.201 276.7);

Tailwind

colors: {
  custom: {
    50: '#836ccf',
    500: '#3c33b9',
    950: '#000000',
  },
}

SCSS

$custom: #3c33b9;
$custom-light: #836ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#3c33b9",
  "rgb": {
    "r": 60,
    "g": 51,
    "b": 185
  },
  "hsl": {
    "h": 244.03,
    "s": 56.78,
    "l": 46.275
  },
  "oklch": {
    "l": 0.42808,
    "c": 0.20058,
    "h": 276.7
  },
  "luminance": 0.06831
}

Semantic roles & 50–950 ramp

primary

#3C33B9

secondary

#C3C880

accent

#E048D6

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3C33B9

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

Preview Lab → · Contrast checker → · Palette generator →