#2C55BC#2C55BC

#2C55BC is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.2% C 0.169 H 264.5°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#2C55BC
RGB	rgb(44, 85, 188)
HSL	hsl(223, 62%, 45%)
HSV	hsv(223, 77%, 74%)
CMYK	cmyk(76.6%, 54.8%, 0%, 26.3%)
CIE-LAB	lab(39.00, 22.89, -58.35)
CIE-LCH	lch(39.00, 62.68, 291.42°)
OKLab	oklab(48.24% -0.0163 -0.1682)
OKLCH	oklch(48.24% 0.169 264.5)
XYZ	xyz(13.3611, 10.6618, 48.9210)
Luminance	0.1066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C55BC #BC932C

analogous

#2C9DBC #2C55BC #4B2CBC

triadic

#2C55BC #BC2C55 #55BC2C

tetradic

#2C55BC #BC2C9D #BC932C #2CBC4B

square

#2C55BC #BC2C9D #BC932C #2CBC4B

split-complementary

#2C55BC #BC4B2C #9DBC2C

monochromatic

#152859 #203F8A #2C55BC #4F76D6 #819CE1

Accessibility & contrast

On white

6.70

#2C55BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#2C55BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C55BC

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C55BC	#FFFFFF	#000000	##FFFFFF
##2C55BC	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	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: #2c55bc;
/* rgb */ color: rgb(44, 85, 188);
/* oklch */ color: oklch(48.2% 0.169 264.5);

Tailwind

colors: {
  custom: {
    50: '#7b84d1',
    500: '#2c55bc',
    950: '#000000',
  },
}

SCSS

$custom: #2c55bc;
$custom-light: #7b84d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c55bc",
  "rgb": {
    "r": 44,
    "g": 85,
    "b": 188
  },
  "hsl": {
    "h": 222.917,
    "s": 62.069,
    "l": 45.49
  },
  "oklch": {
    "l": 0.4824,
    "c": 0.16901,
    "h": 264.5
  },
  "luminance": 0.10663
}

Semantic roles & 50–950 ramp

primary

#2C55BC

secondary

#CAB379

accent

#B743E5

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2C55BC

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

Preview Lab → · Contrast checker → · Palette generator →