#33379D#33379D

#33379D is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.2% C 0.162 H 274.6°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#33379D
RGB	rgb(51, 55, 157)
HSL	hsl(238, 51%, 41%)
HSV	hsv(238, 68%, 62%)
CMYK	cmyk(67.5%, 65%, 0%, 38.4%)
CIE-LAB	lab(29.08, 32.01, -56.02)
CIE-LCH	lch(29.08, 64.52, 299.75°)
OKLab	oklab(40.17% 0.0131 -0.1616)
OKLCH	oklch(40.17% 0.162 274.6)
XYZ	xyz(8.8152, 5.8697, 32.5602)
Luminance	0.0587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33379D #9D9933

analogous

#336C9D #33379D #64339D

triadic

#33379D #9D3337 #379D33

tetradic

#33379D #9D336C #9D9933 #339D64

square

#33379D #9D336C #9D9933 #339D64

split-complementary

#33379D #9D6433 #6C9D33

monochromatic

#151741 #24276F #33379D #494EC4 #777BD3

Accessibility & contrast

On white

9.66

#33379D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#33379D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33379D

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33379D	#FFFFFF	#000000	##FFFFFF
##33379D	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A0

Deuteranopia (green-blind)

#00409B

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #33379d;
/* rgb */ color: rgb(51, 55, 157);
/* oklch */ color: oklch(40.2% 0.162 274.6);

Tailwind

colors: {
  custom: {
    50: '#786ebb',
    500: '#33379d',
    950: '#000000',
  },
}

SCSS

$custom: #33379d;
$custom-light: #786ebb;
$custom-dark: #000000;

JSON

{
  "hex": "#33379d",
  "rgb": {
    "r": 51,
    "g": 55,
    "b": 157
  },
  "hsl": {
    "h": 237.736,
    "s": 50.962,
    "l": 40.784
  },
  "oklch": {
    "l": 0.40168,
    "c": 0.16212,
    "h": 274.6
  },
  "luminance": 0.05871
}

Semantic roles & 50–950 ramp

primary

#33379D

secondary

#BBB970

accent

#D54DDA

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #33379D

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

Preview Lab → · Contrast checker → · Palette generator →