#33338B#33338B

#33338B is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.8% C 0.142 H 277.2°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#33338B
RGB	rgb(51, 51, 139)
HSL	hsl(240, 46%, 37%)
HSV	hsv(240, 63%, 55%)
CMYK	cmyk(63.3%, 63.3%, 0%, 45.5%)
CIE-LAB	lab(26.55, 28.24, -49.10)
CIE-LCH	lch(26.55, 56.64, 299.90°)
OKLab	oklab(37.83% 0.0177 -0.1413)
OKLCH	oklch(37.83% 0.142 277.2)
XYZ	xyz(7.2078, 4.9350, 24.9938)
Luminance	0.0494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33338B #8B8B33

analogous

#335F8B #33338B #5F338B

triadic

#33338B #8B3333 #338B33

tetradic

#33338B #8B335F #8B8B33 #338B5F

square

#33338B #8B335F #8B8B33 #338B5F

split-complementary

#33338B #8B5F33 #5F8B33

monochromatic

#121231 #23235E #33338B #4343B8 #6E6ECA

Accessibility & contrast

On white

10.57

#33338B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#33338B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33338B

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33338B	#FFFFFF	#000000	##FFFFFF
##33338B	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438E

Deuteranopia (green-blind)

#003B89

Tritanopia (blue-blind)

#00495A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #33338b;
/* rgb */ color: rgb(51, 51, 139);
/* oklch */ color: oklch(37.8% 0.142 277.2);

Tailwind

colors: {
  custom: {
    50: '#756bae',
    500: '#33338b',
    950: '#000000',
  },
}

SCSS

$custom: #33338b;
$custom-light: #756bae;
$custom-dark: #000000;

JSON

{
  "hex": "#33338b",
  "rgb": {
    "r": 51,
    "g": 51,
    "b": 139
  },
  "hsl": {
    "h": 240,
    "s": 46.316,
    "l": 37.255
  },
  "oklch": {
    "l": 0.37832,
    "c": 0.14242,
    "h": 277.2
  },
  "luminance": 0.04936
}

Semantic roles & 50–950 ramp

primary

#33338B

secondary

#B2B268

accent

#D652D6

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #33338B

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

Preview Lab → · Contrast checker → · Palette generator →