#3055AD#3055AD

#3055AD is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.3% C 0.147 H 264.3°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#3055AD
RGB	rgb(48, 85, 173)
HSL	hsl(222, 57%, 43%)
HSV	hsv(222, 72%, 68%)
CMYK	cmyk(72.3%, 50.9%, 0%, 32.2%)
CIE-LAB	lab(38.09, 17.72, -50.98)
CIE-LCH	lch(38.09, 53.97, 289.17°)
OKLab	oklab(47.25% -0.0145 -0.1465)
OKLCH	oklch(47.25% 0.147 264.3)
XYZ	xyz(12.0076, 10.1412, 40.8517)
Luminance	0.1014 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3055AD #AD8830

analogous

#3093AD #3055AD #4930AD

triadic

#3055AD #AD3055 #55AD30

tetradic

#3055AD #AD3093 #AD8830 #30AD49

square

#3055AD #AD3093 #AD8830 #30AD49

split-complementary

#3055AD #AD4930 #93AD30

monochromatic

#15264D #233D7D #3055AD #4D73CE #7D98DB

Accessibility & contrast

On white

6.93

#3055AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#3055AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3055AD

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3055AD	#FFFFFF	#000000	##FFFFFF
##3055AD	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2060B0

Deuteranopia (green-blind)

#0054AB

Tritanopia (blue-blind)

#006A79

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3055ad;
/* rgb */ color: rgb(48, 85, 173);
/* oklch */ color: oklch(47.3% 0.147 264.3);

Tailwind

colors: {
  custom: {
    50: '#7984c6',
    500: '#3055ad',
    950: '#000000',
  },
}

SCSS

$custom: #3055ad;
$custom-light: #7984c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3055ad",
  "rgb": {
    "r": 48,
    "g": 85,
    "b": 173
  },
  "hsl": {
    "h": 222.24,
    "s": 56.561,
    "l": 43.333
  },
  "oklch": {
    "l": 0.47254,
    "c": 0.1472,
    "h": 264.3
  },
  "luminance": 0.10143
}

Semantic roles & 50–950 ramp

primary

#3055AD

secondary

#C3AC75

accent

#B348E0

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3055AD

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

Preview Lab → · Contrast checker → · Palette generator →