#3055B2#3055B2

#3055B2 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.6% C 0.154 H 264.8°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#3055B2
RGB	rgb(48, 85, 178)
HSL	hsl(223, 58%, 44%)
HSV	hsv(223, 73%, 70%)
CMYK	cmyk(73%, 52.2%, 0%, 30.2%)
CIE-LAB	lab(38.44, 19.60, -53.37)
CIE-LCH	lch(38.44, 56.86, 290.17°)
OKLab	oklab(47.63% -0.014 -0.1535)
OKLCH	oklch(47.63% 0.154 264.8)
XYZ	xyz(12.5005, 10.3384, 43.4476)
Luminance	0.1034 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3055B2 #B28D30

analogous

#3096B2 #3055B2 #4C30B2

triadic

#3055B2 #B23055 #55B230

tetradic

#3055B2 #B23096 #B28D30 #30B24C

square

#3055B2 #B23096 #B28D30 #30B24C

split-complementary

#3055B2 #B24C30 #96B230

monochromatic

#162752 #233E82 #3055B2 #5074D0 #809ADD

Accessibility & contrast

On white

6.84

#3055B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#3055B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3055B2

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3055B2	#FFFFFF	#000000	##FFFFFF
##3055B2	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1861B5

Deuteranopia (green-blind)

#0055B0

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3055b2;
/* rgb */ color: rgb(48, 85, 178);
/* oklch */ color: oklch(47.6% 0.154 264.8);

Tailwind

colors: {
  custom: {
    50: '#7a84ca',
    500: '#3055b2',
    950: '#000000',
  },
}

SCSS

$custom: #3055b2;
$custom-light: #7a84ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3055b2",
  "rgb": {
    "r": 48,
    "g": 85,
    "b": 178
  },
  "hsl": {
    "h": 222.923,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.4763,
    "c": 0.15416,
    "h": 264.8
  },
  "luminance": 0.1034
}

Semantic roles & 50–950 ramp

primary

#3055B2

secondary

#C6B078

accent

#B547E1

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3055B2

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

Preview Lab → · Contrast checker → · Palette generator →