#3055BC#3055BC

#3055BC is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.4% C 0.168 H 265.5°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#3055BC
RGB	rgb(48, 85, 188)
HSL	hsl(224, 59%, 46%)
HSV	hsv(224, 74%, 74%)
CMYK	cmyk(74.5%, 54.8%, 0%, 26.3%)
CIE-LAB	lab(39.16, 23.37, -58.08)
CIE-LCH	lch(39.16, 62.60, 291.91°)
OKLab	oklab(48.4% -0.0131 -0.1674)
OKLCH	oklch(48.4% 0.168 265.5)
XYZ	xyz(13.5413, 10.7547, 48.9294)
Luminance	0.1076 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3055BC #BC9730

analogous

#309BBC #3055BC #5130BC

triadic

#3055BC #BC3055 #55BC30

tetradic

#3055BC #BC309B #BC9730 #30BC51

square

#3055BC #BC309B #BC9730 #30BC51

split-complementary

#3055BC #BC5130 #9BBC30

monochromatic

#17295A #243F8B #3055BC #5577D4 #869EE0

Accessibility & contrast

On white

6.66

#3055BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#3055BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3055BC

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3055BC	#FFFFFF	#000000	##FFFFFF
##3055BC	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#0056BA

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3055bc;
/* rgb */ color: rgb(48, 85, 188);
/* oklch */ color: oklch(48.4% 0.168 265.5);

Tailwind

colors: {
  custom: {
    50: '#7c84d1',
    500: '#3055bc',
    950: '#000000',
  },
}

SCSS

$custom: #3055bc;
$custom-light: #7c84d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3055bc",
  "rgb": {
    "r": 48,
    "g": 85,
    "b": 188
  },
  "hsl": {
    "h": 224.143,
    "s": 59.322,
    "l": 46.275
  },
  "oklch": {
    "l": 0.48404,
    "c": 0.16787,
    "h": 265.5
  },
  "luminance": 0.10756
}

Semantic roles & 50–950 ramp

primary

#3055BC

secondary

#CAB67E

accent

#B945E3

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3055BC

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

Preview Lab → · Contrast checker → · Palette generator →