#33279D#33279D

#33279D is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.6% C 0.180 H 277.8°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#33279D
RGB	rgb(51, 39, 157)
HSL	hsl(246, 60%, 38%)
HSV	hsv(246, 75%, 62%)
CMYK	cmyk(67.5%, 75.2%, 0%, 38.4%)
CIE-LAB	lab(25.53, 41.70, -61.85)
CIE-LCH	lch(25.53, 74.59, 303.99°)
OKLab	oklab(37.61% 0.0245 -0.1786)
OKLCH	oklch(37.61% 0.18 277.8)
XYZ	xyz(8.1746, 4.5885, 32.3466)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33279D #919D27

analogous

#27569D #33279D #6E279D

triadic

#33279D #9D3327 #279D33

tetradic

#33279D #9D2756 #919D27 #279D6E

square

#33279D #9D2756 #919D27 #279D6E

split-complementary

#33279D #9D6E27 #569D27

monochromatic

#130F3B #231B6C #33279D #4435CD #7166D9

Accessibility & contrast

On white

10.95

#33279D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#33279D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33279D

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33279D	#FFFFFF	#000000	##FFFFFF
##33279D	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A0

Deuteranopia (green-blind)

#00389B

Tritanopia (blue-blind)

#004960

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #33279d;
/* rgb */ color: rgb(51, 39, 157);
/* oklch */ color: oklch(37.6% 0.180 277.8);

Tailwind

colors: {
  custom: {
    50: '#7a63bb',
    500: '#33279d',
    950: '#000000',
  },
}

SCSS

$custom: #33279d;
$custom-light: #7a63bb;
$custom-dark: #000000;

JSON

{
  "hex": "#33279d",
  "rgb": {
    "r": 51,
    "g": 39,
    "b": 157
  },
  "hsl": {
    "h": 246.102,
    "s": 60.204,
    "l": 38.431
  },
  "oklch": {
    "l": 0.37611,
    "c": 0.18032,
    "h": 277.8
  },
  "luminance": 0.04589
}

Semantic roles & 50–950 ramp

primary

#33279D

secondary

#B5BF61

accent

#E344D3

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #33279D

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

Preview Lab → · Contrast checker → · Palette generator →