#3337C5#3337C5

#3337C5 is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.0% C 0.213 H 272.2°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#3337C5
RGB	rgb(51, 55, 197)
HSL	hsl(238, 59%, 49%)
HSV	hsv(238, 74%, 77%)
CMYK	cmyk(74.1%, 72.1%, 0%, 22.7%)
CIE-LAB	lab(32.85, 45.79, -73.68)
CIE-LCH	lch(32.85, 86.75, 301.86°)
OKLab	oklab(44.03% 0.0084 -0.2132)
OKLCH	oklch(44.03% 0.213 272.2)
XYZ	xyz(12.8061, 7.4661, 53.5787)
Luminance	0.0747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 3.55

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3337C5 #C5C133

analogous

#3380C5 #3337C5 #7833C5

triadic

#3337C5 #C53337 #37C533

tetradic

#3337C5 #C53380 #C5C133 #33C578

square

#3337C5 #C53380 #C5C133 #33C578

split-complementary

#3337C5 #C57833 #80C533

monochromatic

#1A1C64 #262994 #3337C5 #5F63D6 #9092E2

Accessibility & contrast

On white

8.42

#3337C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#3337C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3337C5

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3337C5	#FFFFFF	#000000	##FFFFFF
##3337C5	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C9

Deuteranopia (green-blind)

#0046C2

Tritanopia (blue-blind)

#005F7A

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3337c5;
/* rgb */ color: rgb(51, 55, 197);
/* oklch */ color: oklch(44.0% 0.213 272.2);

Tailwind

colors: {
  custom: {
    50: '#816fd8',
    500: '#3337c5',
    950: '#000000',
  },
}

SCSS

$custom: #3337c5;
$custom-light: #816fd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3337c5",
  "rgb": {
    "r": 51,
    "g": 55,
    "b": 197
  },
  "hsl": {
    "h": 238.356,
    "s": 58.871,
    "l": 48.627
  },
  "oklch": {
    "l": 0.44031,
    "c": 0.21338,
    "h": 272.2
  },
  "luminance": 0.07467
}

Semantic roles & 50–950 ramp

primary

#3337C5

secondary

#CDCB87

accent

#DE46E2

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #3337C5

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

Preview Lab → · Contrast checker → · Palette generator →