#4233CA#4233CA

#4233CA is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.9% C 0.220 H 277.3°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#4233CA
RGB	rgb(66, 51, 202)
HSL	hsl(246, 60%, 50%)
HSV	hsv(246, 75%, 79%)
CMYK	cmyk(67.3%, 74.8%, 0%, 20.8%)
CIE-LAB	lab(33.54, 51.08, -75.42)
CIE-LCH	lch(33.54, 91.09, 304.11°)
OKLab	oklab(44.93% 0.0278 -0.2179)
OKLCH	oklch(44.93% 0.22 277.3)
XYZ	xyz(14.0878, 7.7889, 56.6267)
Luminance	0.0779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.71

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4233CA #BBCA33

analogous

#3370CA #4233CA #8D33CA

triadic

#4233CA #CA4233 #33CA42

tetradic

#4233CA #CA3370 #BBCA33 #33CA8D

square

#4233CA #CA3370 #BBCA33 #33CA8D

split-complementary

#4233CA #CA8D33 #70CA33

monochromatic

#221A68 #322799 #4233CA #6E63D8 #9C94E4

Accessibility & contrast

On white

8.21

#4233CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#4233CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4233CA

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4233CA	#FFFFFF	#000000	##FFFFFF
##4233CA	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055CE

Deuteranopia (green-blind)

#0048C7

Tritanopia (blue-blind)

#005F7C

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4233ca;
/* rgb */ color: rgb(66, 51, 202);
/* oklch */ color: oklch(44.9% 0.220 277.3);

Tailwind

colors: {
  custom: {
    50: '#896edb',
    500: '#4233ca',
    950: '#000000',
  },
}

SCSS

$custom: #4233ca;
$custom-light: #896edb;
$custom-dark: #000000;

JSON

{
  "hex": "#4233ca",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 202
  },
  "hsl": {
    "h": 245.96,
    "s": 59.684,
    "l": 49.608
  },
  "oklch": {
    "l": 0.4493,
    "c": 0.21969,
    "h": 277.3
  },
  "luminance": 0.0779
}

Semantic roles & 50–950 ramp

primary

#4233CA

secondary

#C8CF8A

accent

#E345D3

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #4233CA

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

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