#333281#333281

#333281 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.130 H 278.5°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#333281
RGB	rgb(51, 50, 129)
HSL	hsl(241, 44%, 35%)
HSV	hsv(241, 61%, 51%)
CMYK	cmyk(60.5%, 61.2%, 0%, 49.4%)
CIE-LAB	lab(25.47, 25.37, -44.61)
CIE-LCH	lch(25.47, 51.32, 299.62°)
OKLab	oklab(36.78% 0.0191 -0.1281)
OKLCH	oklch(36.78% 0.13 278.5)
XYZ	xyz(6.4670, 4.5695, 21.3058)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333281 #808132

analogous

#325981 #333281 #5A3281

triadic

#333281 #813332 #328133

tetradic

#333281 #813259 #808132 #32815A

square

#333281 #813259 #808132 #32815A

split-complementary

#333281 #815A32 #598132

monochromatic

#101029 #222155 #333281 #4443AD #6A69C5

Accessibility & contrast

On white

10.97

#333281 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#333281 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333281

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333281	#FFFFFF	#000000	##FFFFFF
##333281	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004084

Deuteranopia (green-blind)

#00397F

Tritanopia (blue-blind)

#004554

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #333281;
/* rgb */ color: rgb(51, 50, 129);
/* oklch */ color: oklch(36.8% 0.130 278.5);

Tailwind

colors: {
  custom: {
    50: '#736aa6',
    500: '#333281',
    950: '#000000',
  },
}

SCSS

$custom: #333281;
$custom-light: #736aa6;
$custom-dark: #000000;

JSON

{
  "hex": "#333281",
  "rgb": {
    "r": 51,
    "g": 50,
    "b": 129
  },
  "hsl": {
    "h": 240.759,
    "s": 44.134,
    "l": 35.098
  },
  "oklch": {
    "l": 0.36781,
    "c": 0.12954,
    "h": 278.5
  },
  "luminance": 0.0457
}

Semantic roles & 50–950 ramp

primary

#333281

secondary

#ABAC62

accent

#D454D2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#09060F

muted

#7B7A7F

Preview Lab

Preview with #333281

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

Preview Lab → · Contrast checker → · Palette generator →