#3337AE#3337AE

#3337AE is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.8% C 0.185 H 273.6°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#3337AE
RGB	rgb(51, 55, 174)
HSL	hsl(238, 55%, 44%)
HSV	hsv(238, 71%, 68%)
CMYK	cmyk(70.7%, 68.4%, 0%, 31.8%)
CIE-LAB	lab(30.62, 37.96, -63.74)
CIE-LCH	lch(30.62, 74.19, 300.78°)
OKLab	oklab(41.76% 0.0115 -0.1842)
OKLCH	oklch(41.76% 0.185 273.6)
XYZ	xyz(10.3689, 6.4912, 40.7427)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3337AE #AEAA33

analogous

#3375AE #3337AE #6D33AE

triadic

#3337AE #AE3337 #37AE33

tetradic

#3337AE #AE3375 #AEAA33 #33AE6D

square

#3337AE #AE3375 #AEAA33 #33AE6D

split-complementary

#3337AE #AE6D33 #75AE33

monochromatic

#17194F #25287F #3337AE #5256CC #8184DA

Accessibility & contrast

On white

9.14

#3337AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#3337AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3337AE

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3337AE	#FFFFFF	#000000	##FFFFFF
##3337AE	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB2

Deuteranopia (green-blind)

#0042AC

Tritanopia (blue-blind)

#00576E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3337ae;
/* rgb */ color: rgb(51, 55, 174);
/* oklch */ color: oklch(41.8% 0.185 273.6);

Tailwind

colors: {
  custom: {
    50: '#7c6ec7',
    500: '#3337ae',
    950: '#000000',
  },
}

SCSS

$custom: #3337ae;
$custom-light: #7c6ec7;
$custom-dark: #000000;

JSON

{
  "hex": "#3337ae",
  "rgb": {
    "r": 51,
    "g": 55,
    "b": 174
  },
  "hsl": {
    "h": 238.049,
    "s": 54.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.41759,
    "c": 0.18458,
    "h": 273.6
  },
  "luminance": 0.06492
}

Semantic roles & 50–950 ramp

primary

#3337AE

secondary

#C3C179

accent

#D94ADE

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3337AE

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

Preview Lab → · Contrast checker → · Palette generator →