#3338CC#3338CC

#3338CC is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.9% C 0.221 H 271.8°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#3338CC
RGB	rgb(51, 56, 204)
HSL	hsl(238, 60%, 50%)
HSV	hsv(238, 75%, 80%)
CMYK	cmyk(75%, 72.5%, 0%, 20%)
CIE-LAB	lab(33.75, 47.54, -76.27)
CIE-LCH	lch(33.75, 89.87, 301.94°)
OKLab	oklab(44.89% 0.0068 -0.2208)
OKLCH	oklch(44.89% 0.221 271.8)
XYZ	xyz(13.6748, 7.8903, 57.9173)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 3.42

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3338CC #CCC733

analogous

#3385CC #3338CC #7A33CC

triadic

#3338CC #CC3338 #38CC33

tetradic

#3338CC #CC3385 #CCC733 #33CC7A

square

#3338CC #CC3385 #CCC733 #33CC7A

split-complementary

#3338CC #CC7A33 #85CC33

monochromatic

#1B1D6A #272B9B #3338CC #6468D8 #9598E4

Accessibility & contrast

On white

8.14

#3338CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#3338CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3338CC

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3338CC	#FFFFFF	#000000	##FFFFFF
##3338CC	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057D0

Deuteranopia (green-blind)

#0048C9

Tritanopia (blue-blind)

#00627F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3338cc;
/* rgb */ color: rgb(51, 56, 204);
/* oklch */ color: oklch(44.9% 0.221 271.8);

Tailwind

colors: {
  custom: {
    50: '#8370dd',
    500: '#3338cc',
    950: '#000000',
  },
}

SCSS

$custom: #3338cc;
$custom-light: #8370dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3338cc",
  "rgb": {
    "r": 51,
    "g": 56,
    "b": 204
  },
  "hsl": {
    "h": 238.039,
    "s": 60,
    "l": 50
  },
  "oklch": {
    "l": 0.44889,
    "c": 0.22087,
    "h": 271.8
  },
  "luminance": 0.07892
}

Semantic roles & 50–950 ramp

primary

#3338CC

secondary

#D0CD8B

accent

#DE45E3

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0D0715

muted

#7D7A83

Preview Lab

Preview with #3338CC

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

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