#3A33CC#3A33CC

#3A33CC is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.6% C 0.224 H 274.4°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#3A33CC
RGB	rgb(58, 51, 204)
HSL	hsl(243, 60%, 50%)
HSV	hsv(243, 75%, 80%)
CMYK	cmyk(71.6%, 75%, 0%, 20%)
CIE-LAB	lab(33.19, 50.92, -77.18)
CIE-LCH	lch(33.19, 92.47, 303.41°)
OKLab	oklab(44.6% 0.0172 -0.2232)
OKLCH	oklch(44.6% 0.224 274.4)
XYZ	xyz(13.8242, 7.6255, 57.8583)
Luminance	0.0763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.37

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A33CC #C5CC33

analogous

#3379CC #3A33CC #8633CC

triadic

#3A33CC #CC3A33 #33CC3A

tetradic

#3A33CC #CC3379 #C5CC33 #33CC86

square

#3A33CC #CC3379 #C5CC33 #33CC86

split-complementary

#3A33CC #CC8633 #79CC33

monochromatic

#1E1B6A #2C279B #3A33CC #6964D8 #9995E4

Accessibility & contrast

On white

8.32

#3A33CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3A33CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A33CC

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A33CC	#FFFFFF	#000000	##FFFFFF
##3A33CC	1.00	8.32	2.53	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055D0

Deuteranopia (green-blind)

#0047C9

Tritanopia (blue-blind)

#00607D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3a33cc;
/* rgb */ color: rgb(58, 51, 204);
/* oklch */ color: oklch(44.6% 0.224 274.4);

Tailwind

colors: {
  custom: {
    50: '#866ddd',
    500: '#3a33cc',
    950: '#000000',
  },
}

SCSS

$custom: #3a33cc;
$custom-light: #866ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#3a33cc",
  "rgb": {
    "r": 58,
    "g": 51,
    "b": 204
  },
  "hsl": {
    "h": 242.745,
    "s": 60,
    "l": 50
  },
  "oklch": {
    "l": 0.446,
    "c": 0.2239,
    "h": 274.4
  },
  "luminance": 0.07627
}

Semantic roles & 50–950 ramp

primary

#3A33CC

secondary

#CDD08B

accent

#E345DC

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3A33CC

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

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