#33307E#33307E

#33307E is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.1% C 0.128 H 279.6°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#33307E
RGB	rgb(51, 48, 126)
HSL	hsl(242, 45%, 34%)
HSV	hsv(242, 62%, 49%)
CMYK	cmyk(59.5%, 61.9%, 0%, 50.6%)
CIE-LAB	lab(24.71, 25.64, -43.95)
CIE-LCH	lch(24.71, 50.89, 300.26°)
OKLab	oklab(36.15% 0.0213 -0.1262)
OKLCH	oklch(36.15% 0.128 279.6)
XYZ	xyz(6.1869, 4.3236, 20.2431)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33307E #7B7E30

analogous

#30547E #33307E #5A307E

triadic

#33307E #7E3330 #307E33

tetradic

#33307E #7E3054 #7B7E30 #307E5A

square

#33307E #7E3054 #7B7E30 #307E5A

split-complementary

#33307E #7E5A30 #547E30

monochromatic

#0F0E25 #211F52 #33307E #4541AA #6864C4

Accessibility & contrast

On white

11.26

#33307E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#33307E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33307E

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33307E	#FFFFFF	#000000	##FFFFFF
##33307E	1.00	11.26	1.86	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E81

Deuteranopia (green-blind)

#00387C

Tritanopia (blue-blind)

#074352

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #33307e;
/* rgb */ color: rgb(51, 48, 126);
/* oklch */ color: oklch(36.1% 0.128 279.6);

Tailwind

colors: {
  custom: {
    50: '#7368a4',
    500: '#33307e',
    950: '#000000',
  },
}

SCSS

$custom: #33307e;
$custom-light: #7368a4;
$custom-dark: #000000;

JSON

{
  "hex": "#33307e",
  "rgb": {
    "r": 51,
    "g": 48,
    "b": 126
  },
  "hsl": {
    "h": 242.308,
    "s": 44.828,
    "l": 34.118
  },
  "oklch": {
    "l": 0.36146,
    "c": 0.12799,
    "h": 279.6
  },
  "luminance": 0.04324
}

Semantic roles & 50–950 ramp

primary

#33307E

secondary

#A8AB5F

accent

#D553D0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#09060F

muted

#7B7A7F

Preview Lab

Preview with #33307E

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

Preview Lab → · Contrast checker → · Palette generator →