#3033B9#3033B9

#3033B9 is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.0% C 0.204 H 272.5°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#3033B9
RGB	rgb(48, 51, 185)
HSL	hsl(239, 59%, 46%)
HSV	hsv(239, 74%, 73%)
CMYK	cmyk(74.1%, 72.4%, 0%, 27.5%)
CIE-LAB	lab(30.63, 43.80, -70.27)
CIE-LCH	lch(30.63, 82.80, 301.94°)
OKLab	oklab(42.05% 0.0088 -0.2033)
OKLCH	oklch(42.05% 0.204 272.5)
XYZ	xyz(11.1568, 6.4977, 46.5557)
Luminance	0.0650 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3033B9 #B9B630

analogous

#3077B9 #3033B9 #7130B9

triadic

#3033B9 #B93033 #33B930

tetradic

#3033B9 #B93077 #B9B630 #30B971

square

#3033B9 #B93077 #B9B630 #30B971

split-complementary

#3033B9 #B97130 #77B930

monochromatic

#171858 #232688 #3033B9 #5456D3 #8486DF

Accessibility & contrast

On white

9.13

#3033B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#3033B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3033B9

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3033B9	#FFFFFF	#000000	##FFFFFF
##3033B9	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBD

Deuteranopia (green-blind)

#0041B7

Tritanopia (blue-blind)

#005973

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3033b9;
/* rgb */ color: rgb(48, 51, 185);
/* oklch */ color: oklch(42.0% 0.204 272.5);

Tailwind

colors: {
  custom: {
    50: '#7e6ccf',
    500: '#3033b9',
    950: '#000000',
  },
}

SCSS

$custom: #3033b9;
$custom-light: #7e6ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#3033b9",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 185
  },
  "hsl": {
    "h": 238.686,
    "s": 58.798,
    "l": 45.686
  },
  "oklch": {
    "l": 0.42045,
    "c": 0.20352,
    "h": 272.5
  },
  "luminance": 0.06499
}

Semantic roles & 50–950 ramp

primary

#3033B9

secondary

#C9C77C

accent

#DF46E2

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3033B9

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

Preview Lab → · Contrast checker → · Palette generator →