#333371#333371

#333371 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.7% C 0.104 H 279.7°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#333371
RGB	rgb(51, 51, 113)
HSL	hsl(240, 38%, 32%)
HSV	hsv(240, 55%, 44%)
CMYK	cmyk(54.9%, 54.9%, 0%, 55.7%)
CIE-LAB	lab(24.52, 19.06, -36.00)
CIE-LCH	lch(24.52, 40.74, 297.90°)
OKLab	oklab(35.69% 0.0176 -0.1028)
OKLCH	oklch(35.69% 0.104 279.7)
XYZ	xyz(5.5288, 4.2634, 16.1512)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333371 #717133

analogous

#335271 #333371 #523371

triadic

#333371 #713333 #337133

tetradic

#333371 #713352 #717133 #337152

square

#333371 #713352 #717133 #337152

split-complementary

#333371 #715233 #527133

monochromatic

#0D0D1D #202047 #333371 #46469B #6565B9

Accessibility & contrast

On white

11.33

#333371 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#333371 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333371

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333371	#FFFFFF	#000000	##FFFFFF
##333371	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123D73

Deuteranopia (green-blind)

#0A3870

Tritanopia (blue-blind)

#19414C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #333371;
/* rgb */ color: rgb(51, 51, 113);
/* oklch */ color: oklch(35.7% 0.104 279.7);

Tailwind

colors: {
  custom: {
    50: '#706a9a',
    500: '#333371',
    950: '#000000',
  },
}

SCSS

$custom: #333371;
$custom-light: #706a9a;
$custom-dark: #000000;

JSON

{
  "hex": "#333371",
  "rgb": {
    "r": 51,
    "g": 51,
    "b": 113
  },
  "hsl": {
    "h": 240,
    "s": 37.805,
    "l": 32.157
  },
  "oklch": {
    "l": 0.3569,
    "c": 0.1043,
    "h": 279.7
  },
  "luminance": 0.04264
}

Semantic roles & 50–950 ramp

primary

#333371

secondary

#A2A25E

accent

#CE5ACE

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #333371

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

Preview Lab → · Contrast checker → · Palette generator →