#3033B4#3033B4

#3033B4 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.5% C 0.197 H 272.8°. Best body text is #FFFFFF at 9.30:1 contrast (WCAG AA passes).

Color values

HEX#3033B4
RGBrgb(48, 51, 180)
HSLhsl(239, 58%, 45%)
HSVhsv(239, 73%, 71%)
CMYKcmyk(73.3%, 71.7%, 0%, 29.4%)
CIE-LABlab(30.13, 42.11, -68.13)
CIE-LCHlch(30.13, 80.09, 301.72°)
OKLaboklab(41.54% 0.0096 -0.1971)
OKLCHoklch(41.54% 0.197 272.8)
XYZxyz(10.6382, 6.2902, 43.8247)
Luminance0.0629 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3033B4 #B4B130
analogous
#3075B4 #3033B4 #6F30B4
triadic
#3033B4 #B43033 #33B430
tetradic
#3033B4 #B43075 #B4B130 #30B46F
square
#3033B4 #B43075 #B4B130 #30B46F
split-complementary
#3033B4 #B46F30 #75B430
monochromatic
#161853 #232584 #3033B4 #5154D1 #8183DD

Accessibility & contrast

On white

9.30
#3033B4 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.26
#3033B4 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3033B4
9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3033B4#FFFFFF#000000##FFFFFF
##3033B41.009.302.269.30
#FFFFFF9.301.0021.001.00
#0000002.2621.001.0021.00
##FFFFFF9.301.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004DB8
Deuteranopia (green-blind)
#0041B2
Tritanopia (blue-blind)
#005770
Achromatopsia (no color)
#474747

Design tokens & code

CSS
--color: #3033b4;
/* rgb */ color: rgb(48, 51, 180);
/* oklch */ color: oklch(41.5% 0.197 272.8);
Tailwind
colors: {
  custom: {
    50: '#7d6ccc',
    500: '#3033b4',
    950: '#000000',
  },
}
SCSS
$custom: #3033b4;
$custom-light: #7d6ccc;
$custom-dark: #000000;
JSON
{
  "hex": "#3033b4",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 180
  },
  "hsl": {
    "h": 238.636,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.41535,
    "c": 0.19732,
    "h": 272.8
  },
  "luminance": 0.06291
}

Semantic roles & 50–950 ramp

primary
#3033B4
secondary
#C6C579
accent
#DE47E1
background
#F8F6FC
surface
#EFEBF9
border
#CAC6D2
text
#0B0713
muted
#7C7A82

Preview Lab

Preview with #3033B4

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

Preview Lab → · Contrast checker → · Palette generator →

#3033B4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva