#33517C#33517C

#33517C is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.2% C 0.080 H 257.4°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#33517C
RGB	rgb(51, 81, 124)
HSL	hsl(215, 42%, 34%)
HSV	hsv(215, 59%, 49%)
CMYK	cmyk(58.9%, 34.7%, 0%, 51.4%)
CIE-LAB	lab(34.07, 2.78, -27.73)
CIE-LCH	lch(34.07, 27.87, 275.73°)
OKLab	oklab(43.23% -0.0175 -0.0783)
OKLCH	oklch(43.23% 0.08 257.4)
XYZ	xyz(7.9445, 8.0432, 20.1987)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33517C #7C5E33

analogous

#33767C #33517C #3A337C

triadic

#33517C #7C3351 #517C33

tetradic

#33517C #7C3376 #7C5E33 #337C3A

square

#33517C #7C3376 #7C5E33 #337C3A

split-complementary

#33517C #7C3A33 #767C33

monochromatic

#0F1825 #213551 #33517C #456DA7 #688DC1

Accessibility & contrast

On white

8.05

#33517C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#33517C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33517C

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33517C	#FFFFFF	#000000	##FFFFFF
##33517C	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F547E

Deuteranopia (green-blind)

#364D7B

Tritanopia (blue-blind)

#005B61

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #33517c;
/* rgb */ color: rgb(51, 81, 124);
/* oklch */ color: oklch(43.2% 0.080 257.4);

Tailwind

colors: {
  custom: {
    50: '#7181a2',
    500: '#33517c',
    950: '#000000',
  },
}

SCSS

$custom: #33517c;
$custom-light: #7181a2;
$custom-dark: #000000;

JSON

{
  "hex": "#33517c",
  "rgb": {
    "r": 51,
    "g": 81,
    "b": 124
  },
  "hsl": {
    "h": 215.342,
    "s": 41.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.43227,
    "c": 0.08021,
    "h": 257.4
  },
  "luminance": 0.08044
}

Semantic roles & 50–950 ramp

primary

#33517C

secondary

#A98C62

accent

#9F56D2

background

#F7F7FA

surface

#EDEEF3

border

#C8C9CD

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #33517C

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

Preview Lab → · Contrast checker → · Palette generator →