#3C33B7#3C33B7

#3C33B7 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.6% C 0.198 H 276.9°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#3C33B7
RGB	rgb(60, 51, 183)
HSL	hsl(244, 56%, 46%)
HSV	hsv(244, 72%, 72%)
CMYK	cmyk(67.2%, 72.1%, 0%, 28.2%)
CIE-LAB	lab(31.22, 44.41, -68.09)
CIE-LCH	lch(31.22, 81.29, 303.12°)
OKLab	oklab(42.61% 0.0238 -0.1967)
OKLCH	oklch(42.61% 0.198 276.9)
XYZ	xyz(11.5918, 6.7462, 45.4818)
Luminance	0.0675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 4.05

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C33B7 #AEB733

analogous

#336CB7 #3C33B7 #7E33B7

triadic

#3C33B7 #B73C33 #33B73C

tetradic

#3C33B7 #B7336C #AEB733 #33B77E

square

#3C33B7 #B7336C #AEB733 #33B77E

split-complementary

#3C33B7 #B77E33 #6CB733

monochromatic

#1D1857 #2C2687 #3C33B7 #5F57D0 #8D87DE

Accessibility & contrast

On white

8.94

#3C33B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#3C33B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C33B7

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C33B7	#FFFFFF	#000000	##FFFFFF
##3C33B7	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBB

Deuteranopia (green-blind)

#0044B5

Tritanopia (blue-blind)

#005872

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3c33b7;
/* rgb */ color: rgb(60, 51, 183);
/* oklch */ color: oklch(42.6% 0.198 276.9);

Tailwind

colors: {
  custom: {
    50: '#826cce',
    500: '#3c33b7',
    950: '#000000',
  },
}

SCSS

$custom: #3c33b7;
$custom-light: #826cce;
$custom-dark: #000000;

JSON

{
  "hex": "#3c33b7",
  "rgb": {
    "r": 60,
    "g": 51,
    "b": 183
  },
  "hsl": {
    "h": 244.091,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.4261,
    "c": 0.19812,
    "h": 276.9
  },
  "luminance": 0.06747
}

Semantic roles & 50–950 ramp

primary

#3C33B7

secondary

#C2C77F

accent

#E048D5

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3C33B7

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

Preview Lab → · Contrast checker → · Palette generator →