#33517E#33517E

#33517E is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.3% C 0.083 H 258.3°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#33517E
RGB	rgb(51, 81, 126)
HSL	hsl(216, 42%, 35%)
HSV	hsv(216, 60%, 49%)
CMYK	cmyk(59.5%, 35.7%, 0%, 50.6%)
CIE-LAB	lab(34.18, 3.49, -28.80)
CIE-LCH	lch(34.18, 29.01, 276.92°)
OKLab	oklab(43.35% -0.0169 -0.0814)
OKLCH	oklch(43.35% 0.083 258.3)
XYZ	xyz(8.0723, 8.0944, 20.8716)
Luminance	0.0809 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33517E #7E6033

analogous

#33777E #33517E #3B337E

triadic

#33517E #7E3351 #517E33

tetradic

#33517E #7E3377 #7E6033 #337E3B

square

#33517E #7E3377 #7E6033 #337E3B

split-complementary

#33517E #7E3B33 #777E33

monochromatic

#101927 #213552 #33517E #456DAA #698DC2

Accessibility & contrast

On white

8.02

#33517E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#33517E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33517E

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33517E	#FFFFFF	#000000	##FFFFFF
##33517E	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E5480

Deuteranopia (green-blind)

#354D7D

Tritanopia (blue-blind)

#005B61

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #33517e;
/* rgb */ color: rgb(51, 81, 126);
/* oklch */ color: oklch(43.3% 0.083 258.3);

Tailwind

colors: {
  custom: {
    50: '#7181a3',
    500: '#33517e',
    950: '#000000',
  },
}

SCSS

$custom: #33517e;
$custom-light: #7181a3;
$custom-dark: #000000;

JSON

{
  "hex": "#33517e",
  "rgb": {
    "r": 51,
    "g": 81,
    "b": 126
  },
  "hsl": {
    "h": 216,
    "s": 42.373,
    "l": 34.706
  },
  "oklch": {
    "l": 0.43345,
    "c": 0.08313,
    "h": 258.3
  },
  "luminance": 0.08095
}

Semantic roles & 50–950 ramp

primary

#33517E

secondary

#AA8E63

accent

#A056D2

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #33517E

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

Preview Lab → · Contrast checker → · Palette generator →