#3055AB#3055AB

#3055AB is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.1% C 0.144 H 264.1°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#3055AB
RGB	rgb(48, 85, 171)
HSL	hsl(222, 56%, 43%)
HSV	hsv(222, 72%, 67%)
CMYK	cmyk(71.9%, 50.3%, 0%, 32.9%)
CIE-LAB	lab(37.96, 16.96, -50.02)
CIE-LCH	lch(37.96, 52.82, 288.73°)
OKLab	oklab(47.11% -0.0148 -0.1436)
OKLCH	oklch(47.11% 0.144 264.1)
XYZ	xyz(11.8155, 10.0644, 39.8401)
Luminance	0.1007 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3055AB #AB8630

analogous

#3092AB #3055AB #4830AB

triadic

#3055AB #AB3055 #55AB30

tetradic

#3055AB #AB3092 #AB8630 #30AB48

square

#3055AB #AB3092 #AB8630 #30AB48

split-complementary

#3055AB #AB4830 #92AB30

monochromatic

#15254B #233D7B #3055AB #4C72CD #7B98DA

Accessibility & contrast

On white

6.97

#3055AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3055AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3055AB

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3055AB	#FFFFFF	#000000	##FFFFFF
##3055AB	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235FAE

Deuteranopia (green-blind)

#0054A9

Tritanopia (blue-blind)

#006978

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3055ab;
/* rgb */ color: rgb(48, 85, 171);
/* oklch */ color: oklch(47.1% 0.144 264.1);

Tailwind

colors: {
  custom: {
    50: '#7884c5',
    500: '#3055ab',
    950: '#000000',
  },
}

SCSS

$custom: #3055ab;
$custom-light: #7884c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3055ab",
  "rgb": {
    "r": 48,
    "g": 85,
    "b": 171
  },
  "hsl": {
    "h": 221.951,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.47106,
    "c": 0.1444,
    "h": 264.1
  },
  "luminance": 0.10066
}

Semantic roles & 50–950 ramp

primary

#3055AB

secondary

#C3AB74

accent

#B248DF

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3055AB

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

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