#3033A4#3033A4

#3033A4 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.9% C 0.177 H 273.8°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#3033A4
RGB	rgb(48, 51, 164)
HSL	hsl(238, 55%, 42%)
HSV	hsv(238, 71%, 64%)
CMYK	cmyk(70.7%, 68.9%, 0%, 35.7%)
CIE-LAB	lab(28.58, 36.60, -61.09)
CIE-LCH	lch(28.58, 71.22, 300.93°)
OKLab	oklab(39.95% 0.0118 -0.1766)
OKLCH	oklch(39.95% 0.177 273.8)
XYZ	xyz(9.1014, 5.6755, 35.7306)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3033A4 #A4A130

analogous

#306DA4 #3033A4 #6730A4

triadic

#3033A4 #A43033 #33A430

tetradic

#3033A4 #A4306D #A4A130 #30A467

square

#3033A4 #A4306D #A4A130 #30A467

split-complementary

#3033A4 #A46730 #6DA430

monochromatic

#141645 #222475 #3033A4 #484BC9 #777AD7

Accessibility & contrast

On white

9.84

#3033A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#3033A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3033A4

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3033A4	#FFFFFF	#000000	##FFFFFF
##3033A4	1.00	9.84	2.14	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A7

Deuteranopia (green-blind)

#003EA2

Tritanopia (blue-blind)

#005167

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3033a4;
/* rgb */ color: rgb(48, 51, 164);
/* oklch */ color: oklch(39.9% 0.177 273.8);

Tailwind

colors: {
  custom: {
    50: '#796bc0',
    500: '#3033a4',
    950: '#000000',
  },
}

SCSS

$custom: #3033a4;
$custom-light: #796bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#3033a4",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 164
  },
  "hsl": {
    "h": 238.448,
    "s": 54.717,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39946,
    "c": 0.17694,
    "h": 273.8
  },
  "luminance": 0.05676
}

Semantic roles & 50–950 ramp

primary

#3033A4

secondary

#BFBD70

accent

#DA4ADE

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #3033A4

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

Preview Lab → · Contrast checker → · Palette generator →