#333D90#333D90

#333D90 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.2% C 0.136 H 273.4°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#333D90
RGB	rgb(51, 61, 144)
HSL	hsl(234, 48%, 38%)
HSV	hsv(234, 65%, 56%)
CMYK	cmyk(64.6%, 57.6%, 0%, 43.5%)
CIE-LAB	lab(29.55, 23.40, -47.31)
CIE-LCH	lch(29.55, 52.78, 296.31°)
OKLab	oklab(40.18% 0.0081 -0.136)
OKLCH	oklch(40.18% 0.136 273.4)
XYZ	xyz(8.0664, 6.0542, 27.1237)
Luminance	0.0605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333D90 #908633

analogous

#336B90 #333D90 #573390

triadic

#333D90 #90333D #3D9033

tetradic

#333D90 #90336B #908633 #339057

square

#333D90 #90336B #908633 #339057

split-complementary

#333D90 #905733 #6B9033

monochromatic

#131736 #232A63 #333D90 #4451BD #717BCD

Accessibility & contrast

On white

9.50

#333D90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#333D90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333D90

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333D90	#FFFFFF	#000000	##FFFFFF
##333D90	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A93

Deuteranopia (green-blind)

#00428E

Tritanopia (blue-blind)

#005160

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #333d90;
/* rgb */ color: rgb(51, 61, 144);
/* oklch */ color: oklch(40.2% 0.136 273.4);

Tailwind

colors: {
  custom: {
    50: '#7572b1',
    500: '#333d90',
    950: '#000000',
  },
}

SCSS

$custom: #333d90;
$custom-light: #7572b1;
$custom-dark: #000000;

JSON

{
  "hex": "#333d90",
  "rgb": {
    "r": 51,
    "g": 61,
    "b": 144
  },
  "hsl": {
    "h": 233.548,
    "s": 47.692,
    "l": 38.235
  },
  "oklch": {
    "l": 0.4018,
    "c": 0.1362,
    "h": 273.4
  },
  "luminance": 0.06055
}

Semantic roles & 50–950 ramp

primary

#333D90

secondary

#B5AD6A

accent

#C951D7

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #333D90

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

Preview Lab → · Contrast checker → · Palette generator →