#333988#333988

#333988 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.7% C 0.130 H 275.3°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#333988
RGB	rgb(51, 57, 136)
HSL	hsl(236, 45%, 37%)
HSV	hsv(236, 63%, 53%)
CMYK	cmyk(62.5%, 58.1%, 0%, 46.7%)
CIE-LAB	lab(27.86, 23.18, -45.10)
CIE-LCH	lch(27.86, 50.71, 297.20°)
OKLab	oklab(38.73% 0.0119 -0.1295)
OKLCH	oklch(38.73% 0.13 275.3)
XYZ	xyz(7.2709, 5.4071, 23.9483)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333988 #888233

analogous

#336488 #333988 #583388

triadic

#333988 #883339 #398833

tetradic

#333988 #883364 #888233 #338858

square

#333988 #883364 #888233 #338858

split-complementary

#333988 #885833 #648833

monochromatic

#12142F #22265B #333988 #444CB5 #6D74C8

Accessibility & contrast

On white

10.09

#333988 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#333988 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333988

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333988	#FFFFFF	#000000	##FFFFFF
##333988	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468B

Deuteranopia (green-blind)

#003E86

Tritanopia (blue-blind)

#004C5A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #333988;
/* rgb */ color: rgb(51, 57, 136);
/* oklch */ color: oklch(38.7% 0.130 275.3);

Tailwind

colors: {
  custom: {
    50: '#746fab',
    500: '#333988',
    950: '#000000',
  },
}

SCSS

$custom: #333988;
$custom-light: #746fab;
$custom-dark: #000000;

JSON

{
  "hex": "#333988",
  "rgb": {
    "r": 51,
    "g": 57,
    "b": 136
  },
  "hsl": {
    "h": 235.765,
    "s": 45.455,
    "l": 36.667
  },
  "oklch": {
    "l": 0.3873,
    "c": 0.13005,
    "h": 275.3
  },
  "luminance": 0.05408
}

Semantic roles & 50–950 ramp

primary

#333988

secondary

#B0AB67

accent

#CC53D5

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #333988

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

Preview Lab → · Contrast checker → · Palette generator →