#333370#333370

#333370 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.6% C 0.103 H 279.8°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#333370
RGB	rgb(51, 51, 112)
HSL	hsl(240, 37%, 32%)
HSV	hsv(240, 54%, 44%)
CMYK	cmyk(54.5%, 54.5%, 0%, 56.1%)
CIE-LAB	lab(24.45, 18.71, -35.48)
CIE-LCH	lch(24.45, 40.11, 297.81°)
OKLab	oklab(35.61% 0.0175 -0.1013)
OKLCH	oklch(35.61% 0.103 279.8)
XYZ	xyz(5.4728, 4.2410, 15.8563)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333370 #707033

analogous

#335270 #333370 #523370

triadic

#333370 #703333 #337033

tetradic

#333370 #703352 #707033 #337052

square

#333370 #703352 #707033 #337052

split-complementary

#333370 #705233 #527033

monochromatic

#0D0D1C #202046 #333370 #46469A #6565B9

Accessibility & contrast

On white

11.36

#333370 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#333370 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333370

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333370	#FFFFFF	#000000	##FFFFFF
##333370	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#133C72

Deuteranopia (green-blind)

#0C386F

Tritanopia (blue-blind)

#1A414C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #333370;
/* rgb */ color: rgb(51, 51, 112);
/* oklch */ color: oklch(35.6% 0.103 279.8);

Tailwind

colors: {
  custom: {
    50: '#706a99',
    500: '#333370',
    950: '#000000',
  },
}

SCSS

$custom: #333370;
$custom-light: #706a99;
$custom-dark: #000000;

JSON

{
  "hex": "#333370",
  "rgb": {
    "r": 51,
    "g": 51,
    "b": 112
  },
  "hsl": {
    "h": 240,
    "s": 37.423,
    "l": 31.961
  },
  "oklch": {
    "l": 0.35614,
    "c": 0.10276,
    "h": 279.8
  },
  "luminance": 0.04241
}

Semantic roles & 50–950 ramp

primary

#333370

secondary

#A1A15E

accent

#CD5ACD

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #333370

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

Preview Lab → · Contrast checker → · Palette generator →