#333363#333363

#333363 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.7% C 0.082 H 281.2°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#333363
RGB	rgb(51, 51, 99)
HSL	hsl(240, 32%, 29%)
HSV	hsv(240, 48%, 39%)
CMYK	cmyk(48.5%, 48.5%, 0%, 61.2%)
CIE-LAB	lab(23.58, 14.22, -28.48)
CIE-LCH	lch(23.58, 31.84, 296.53°)
OKLab	oklab(34.67% 0.016 -0.0807)
OKLCH	oklch(34.67% 0.082 281.2)
XYZ	xyz(4.8005, 3.9721, 12.3157)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333363 #636333

analogous

#334B63 #333363 #4B3363

triadic

#333363 #633333 #336333

tetradic

#333363 #63334B #636333 #33634B

square

#333363 #63334B #636333 #33634B

split-complementary

#333363 #634B33 #4B6333

monochromatic

#0A0A14 #1E1E3B #333363 #48488B #6262AE

Accessibility & contrast

On white

11.70

#333363 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#333363 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333363

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333363	#FFFFFF	#000000	##FFFFFF
##333363	1.00	11.70	1.79	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203A65

Deuteranopia (green-blind)

#1D3662

Tritanopia (blue-blind)

#233D46

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #333363;
/* rgb */ color: rgb(51, 51, 99);
/* oklch */ color: oklch(34.7% 0.082 281.2);

Tailwind

colors: {
  custom: {
    50: '#6e6a90',
    500: '#333363',
    950: '#000000',
  },
}

SCSS

$custom: #333363;
$custom-light: #6e6a90;
$custom-dark: #000000;

JSON

{
  "hex": "#333363",
  "rgb": {
    "r": 51,
    "g": 51,
    "b": 99
  },
  "hsl": {
    "h": 240,
    "s": 32,
    "l": 29.412
  },
  "oklch": {
    "l": 0.34674,
    "c": 0.08229,
    "h": 281.2
  },
  "luminance": 0.03972
}

Semantic roles & 50–950 ramp

primary

#333363

secondary

#94945E

accent

#C860C8

background

#F6F6F8

surface

#ECEBF0

border

#C7C6CB

text

#07060C

muted

#7A7A7D

Preview Lab

Preview with #333363

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

Preview Lab → · Contrast checker → · Palette generator →