#3337A6#3337A6

#3337A6 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.0% C 0.174 H 274.1°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#3337A6
RGB	rgb(51, 55, 166)
HSL	hsl(238, 53%, 43%)
HSV	hsv(238, 69%, 65%)
CMYK	cmyk(69.3%, 66.9%, 0%, 34.9%)
CIE-LAB	lab(29.88, 35.18, -60.15)
CIE-LCH	lch(29.88, 69.68, 300.32°)
OKLab	oklab(41% 0.0124 -0.1737)
OKLCH	oklch(41% 0.174 274.1)
XYZ	xyz(9.6121, 6.1885, 36.7569)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.43

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3337A6 #A6A233

analogous

#3371A6 #3337A6 #6833A6

triadic

#3337A6 #A63337 #37A633

tetradic

#3337A6 #A63371 #A6A233 #33A668

square

#3337A6 #A63371 #A6A233 #33A668

split-complementary

#3337A6 #A66833 #71A633

monochromatic

#161848 #252777 #3337A6 #4E52C9 #7C80D7

Accessibility & contrast

On white

9.38

#3337A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#3337A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3337A6

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3337A6	#FFFFFF	#000000	##FFFFFF
##3337A6	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA9

Deuteranopia (green-blind)

#0041A4

Tritanopia (blue-blind)

#005469

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3337a6;
/* rgb */ color: rgb(51, 55, 166);
/* oklch */ color: oklch(41.0% 0.174 274.1);

Tailwind

colors: {
  custom: {
    50: '#7a6ec1',
    500: '#3337a6',
    950: '#000000',
  },
}

SCSS

$custom: #3337a6;
$custom-light: #7a6ec1;
$custom-dark: #000000;

JSON

{
  "hex": "#3337a6",
  "rgb": {
    "r": 51,
    "g": 55,
    "b": 166
  },
  "hsl": {
    "h": 237.913,
    "s": 52.995,
    "l": 42.549
  },
  "oklch": {
    "l": 0.41,
    "c": 0.17415,
    "h": 274.1
  },
  "luminance": 0.06189
}

Semantic roles & 50–950 ramp

primary

#3337A6

secondary

#C0BD75

accent

#D74BDC

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #3337A6

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

Preview Lab → · Contrast checker → · Palette generator →