#333A90#333A90

#333A90 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.6% C 0.140 H 274.5°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#333A90
RGB	rgb(51, 58, 144)
HSL	hsl(235, 48%, 38%)
HSV	hsv(235, 65%, 56%)
CMYK	cmyk(64.6%, 59.7%, 0%, 43.5%)
CIE-LAB	lab(28.75, 25.40, -48.60)
CIE-LCH	lch(28.75, 54.84, 297.59°)
OKLab	oklab(39.59% 0.011 -0.1398)
OKLCH	oklch(39.59% 0.14 274.5)
XYZ	xyz(7.9107, 5.7429, 27.0718)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333A90 #908933

analogous

#336890 #333A90 #5A3390

triadic

#333A90 #90333A #3A9033

tetradic

#333A90 #903368 #908933 #33905A

square

#333A90 #903368 #908933 #33905A

split-complementary

#333A90 #905A33 #689033

monochromatic

#131636 #232863 #333A90 #444DBD #7178CD

Accessibility & contrast

On white

9.77

#333A90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#333A90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333A90

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333A90	#FFFFFF	#000000	##FFFFFF
##333A90	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004893

Deuteranopia (green-blind)

#00408E

Tritanopia (blue-blind)

#004F5F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #333a90;
/* rgb */ color: rgb(51, 58, 144);
/* oklch */ color: oklch(39.6% 0.140 274.5);

Tailwind

colors: {
  custom: {
    50: '#7570b1',
    500: '#333a90',
    950: '#000000',
  },
}

SCSS

$custom: #333a90;
$custom-light: #7570b1;
$custom-dark: #000000;

JSON

{
  "hex": "#333a90",
  "rgb": {
    "r": 51,
    "g": 58,
    "b": 144
  },
  "hsl": {
    "h": 235.484,
    "s": 47.692,
    "l": 38.235
  },
  "oklch": {
    "l": 0.39589,
    "c": 0.14022,
    "h": 274.5
  },
  "luminance": 0.05744
}

Semantic roles & 50–950 ramp

primary

#333A90

secondary

#B5AF6A

accent

#CD51D7

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #333A90

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

Preview Lab → · Contrast checker → · Palette generator →