#33518D#33518D

#33518D is a dark, moderate blue. Relative luminance 0.085; OKLCH L 44.3% C 0.105 H 262.8°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#33518D
RGB	rgb(51, 81, 141)
HSL	hsl(220, 47%, 38%)
HSV	hsv(220, 64%, 55%)
CMYK	cmyk(63.8%, 42.6%, 0%, 44.7%)
CIE-LAB	lab(35.02, 8.92, -36.67)
CIE-LCH	lch(35.02, 37.74, 283.67°)
OKLab	oklab(44.28% -0.0132 -0.1044)
OKLCH	oklch(44.28% 0.105 262.8)
XYZ	xyz(9.1137, 8.5109, 26.3566)
Luminance	0.0851 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33518D #8D6F33

analogous

#337E8D #33518D #42338D

triadic

#33518D #8D3351 #518D33

tetradic

#33518D #8D337E #8D6F33 #338D42

square

#33518D #8D337E #8D6F33 #338D42

split-complementary

#33518D #8D4233 #7E8D33

monochromatic

#121D33 #233760 #33518D #436BBA #6F8ECB

Accessibility & contrast

On white

7.77

#33518D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#33518D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33518D

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33518D	#FFFFFF	#000000	##FFFFFF
##33518D	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36578F

Deuteranopia (green-blind)

#294F8C

Tritanopia (blue-blind)

#005F68

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #33518d;
/* rgb */ color: rgb(51, 81, 141);
/* oklch */ color: oklch(44.3% 0.105 262.8);

Tailwind

colors: {
  custom: {
    50: '#7481af',
    500: '#33518d',
    950: '#000000',
  },
}

SCSS

$custom: #33518d;
$custom-light: #7481af;
$custom-dark: #000000;

JSON

{
  "hex": "#33518d",
  "rgb": {
    "r": 51,
    "g": 81,
    "b": 141
  },
  "hsl": {
    "h": 220,
    "s": 46.875,
    "l": 37.647
  },
  "oklch": {
    "l": 0.44277,
    "c": 0.10524,
    "h": 262.8
  },
  "luminance": 0.08512
}

Semantic roles & 50–950 ramp

primary

#33518D

secondary

#B39A69

accent

#AA51D7

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #33518D

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

Preview Lab → · Contrast checker → · Palette generator →