#3833CC#3833CC

#3833CC is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.5% C 0.224 H 273.8°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#3833CC
RGB	rgb(56, 51, 204)
HSL	hsl(242, 60%, 50%)
HSV	hsv(242, 75%, 80%)
CMYK	cmyk(72.5%, 75%, 0%, 20%)
CIE-LAB	lab(33.06, 50.74, -77.40)
CIE-LCH	lch(33.06, 92.55, 303.25°)
OKLab	oklab(44.48% 0.0148 -0.2239)
OKLCH	oklch(44.48% 0.224 273.8)
XYZ	xyz(13.7102, 7.5667, 57.8530)
Luminance	0.0757 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.55

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3833CC #C7CC33

analogous

#337ACC #3833CC #8533CC

triadic

#3833CC #CC3833 #33CC38

tetradic

#3833CC #CC337A #C7CC33 #33CC85

square

#3833CC #CC337A #C7CC33 #33CC85

split-complementary

#3833CC #CC8533 #7ACC33

monochromatic

#1D1B6A #2B279B #3833CC #6864D8 #9895E4

Accessibility & contrast

On white

8.35

#3833CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#3833CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3833CC

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3833CC	#FFFFFF	#000000	##FFFFFF
##3833CC	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055D0

Deuteranopia (green-blind)

#0046C9

Tritanopia (blue-blind)

#00607D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3833cc;
/* rgb */ color: rgb(56, 51, 204);
/* oklch */ color: oklch(44.5% 0.224 273.8);

Tailwind

colors: {
  custom: {
    50: '#856ddd',
    500: '#3833cc',
    950: '#000000',
  },
}

SCSS

$custom: #3833cc;
$custom-light: #856ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#3833cc",
  "rgb": {
    "r": 56,
    "g": 51,
    "b": 204
  },
  "hsl": {
    "h": 241.961,
    "s": 60,
    "l": 50
  },
  "oklch": {
    "l": 0.44478,
    "c": 0.22439,
    "h": 273.8
  },
  "luminance": 0.07568
}

Semantic roles & 50–950 ramp

primary

#3833CC

secondary

#CDD08B

accent

#E345DE

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3833CC

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

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