#3033CF#3033CF

#3033CF is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.3% C 0.230 H 271.3°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#3033CF
RGB	rgb(48, 51, 207)
HSL	hsl(239, 62%, 50%)
HSV	hsv(239, 77%, 81%)
CMYK	cmyk(76.8%, 75.4%, 0%, 18.8%)
CIE-LAB	lab(32.92, 51.06, -79.40)
CIE-LCH	lch(32.92, 94.40, 302.74°)
OKLab	oklab(44.35% 0.0051 -0.2299)
OKLCH	oklch(44.35% 0.23 271.3)
XYZ	xyz(13.6614, 7.4995, 59.7469)
Luminance	0.0750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 4.09

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3033CF #CFCC30

analogous

#3082CF #3033CF #7D30CF

triadic

#3033CF #CF3033 #33CF30

tetradic

#3033CF #CF3082 #CFCC30 #30CF7D

square

#3033CF #CF3082 #CFCC30 #30CF7D

split-complementary

#3033CF #CF7D30 #82CF30

monochromatic

#191B6C #24279D #3033CF #6264DB #9395E6

Accessibility & contrast

On white

8.40

#3033CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3033CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3033CF

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3033CF	#FFFFFF	#000000	##FFFFFF
##3033CF	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055D3

Deuteranopia (green-blind)

#0045CC

Tritanopia (blue-blind)

#00617F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3033cf;
/* rgb */ color: rgb(48, 51, 207);
/* oklch */ color: oklch(44.3% 0.230 271.3);

Tailwind

colors: {
  custom: {
    50: '#836ddf',
    500: '#3033cf',
    950: '#000000',
  },
}

SCSS

$custom: #3033cf;
$custom-light: #836ddf;
$custom-dark: #000000;

JSON

{
  "hex": "#3033cf",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 207
  },
  "hsl": {
    "h": 238.868,
    "s": 62.353,
    "l": 50
  },
  "oklch": {
    "l": 0.44345,
    "c": 0.22994,
    "h": 271.3
  },
  "luminance": 0.07501
}

Semantic roles & 50–950 ramp

primary

#3033CF

secondary

#D1D08A

accent

#E242E5

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3033CF

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

Preview Lab → · Contrast checker → · Palette generator →