#3033C5#3033C5

#3033C5 is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.3% C 0.218 H 271.8°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#3033C5
RGB	rgb(48, 51, 197)
HSL	hsl(239, 61%, 48%)
HSV	hsv(239, 76%, 77%)
CMYK	cmyk(75.6%, 74.1%, 0%, 22.7%)
CIE-LAB	lab(31.87, 47.80, -75.30)
CIE-LCH	lch(31.87, 89.19, 302.40°)
OKLab	oklab(43.29% 0.0069 -0.218)
OKLCH	oklch(43.29% 0.218 271.8)
XYZ	xyz(12.4774, 7.0259, 53.5110)
Luminance	0.0703 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 4.36

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3033C5 #C5C230

analogous

#307DC5 #3033C5 #7730C5

triadic

#3033C5 #C53033 #33C530

tetradic

#3033C5 #C5307D #C5C230 #30C577

square

#3033C5 #C5307D #C5C230 #30C577

split-complementary

#3033C5 #C57730 #7DC530

monochromatic

#181A63 #242694 #3033C5 #5B5ED7 #8C8EE3

Accessibility & contrast

On white

8.73

#3033C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3033C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3033C5

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3033C5	#FFFFFF	#000000	##FFFFFF
##3033C5	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C9

Deuteranopia (green-blind)

#0044C2

Tritanopia (blue-blind)

#005E79

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3033c5;
/* rgb */ color: rgb(48, 51, 197);
/* oklch */ color: oklch(43.3% 0.218 271.8);

Tailwind

colors: {
  custom: {
    50: '#816cd8',
    500: '#3033c5',
    950: '#000000',
  },
}

SCSS

$custom: #3033c5;
$custom-light: #816cd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3033c5",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 197
  },
  "hsl": {
    "h": 238.792,
    "s": 60.816,
    "l": 48.039
  },
  "oklch": {
    "l": 0.43288,
    "c": 0.2181,
    "h": 271.8
  },
  "luminance": 0.07027
}

Semantic roles & 50–950 ramp

primary

#3033C5

secondary

#CDCC84

accent

#E144E4

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #3033C5

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

Preview Lab → · Contrast checker → · Palette generator →