#2755BC#2755BC

#2755BC is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.1% C 0.170 H 263.3°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#2755BC
RGB	rgb(39, 85, 188)
HSL	hsl(221, 66%, 45%)
HSV	hsv(221, 79%, 74%)
CMYK	cmyk(79.3%, 54.8%, 0%, 26.3%)
CIE-LAB	lab(38.83, 22.35, -58.65)
CIE-LCH	lch(38.83, 62.76, 290.86°)
OKLab	oklab(48.05% -0.0199 -0.1692)
OKLCH	oklch(48.05% 0.17 263.3)
XYZ	xyz(13.1591, 10.5576, 48.9115)
Luminance	0.1056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2755BC #BC8E27

analogous

#279FBC #2755BC #4427BC

triadic

#2755BC #BC2755 #55BC27

tetradic

#2755BC #BC279F #BC8E27 #27BC44

square

#2755BC #BC279F #BC8E27 #27BC44

split-complementary

#2755BC #BC4427 #9FBC27

monochromatic

#122757 #1C3E89 #2755BC #4774D9 #7A9BE3

Accessibility & contrast

On white

6.75

#2755BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#2755BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2755BC

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2755BC	#FFFFFF	#000000	##FFFFFF
##2755BC	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#0055BA

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2755bc;
/* rgb */ color: rgb(39, 85, 188);
/* oklch */ color: oklch(48.1% 0.170 263.3);

Tailwind

colors: {
  custom: {
    50: '#7984d1',
    500: '#2755bc',
    950: '#000000',
  },
}

SCSS

$custom: #2755bc;
$custom-light: #7984d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2755bc",
  "rgb": {
    "r": 39,
    "g": 85,
    "b": 188
  },
  "hsl": {
    "h": 221.477,
    "s": 65.639,
    "l": 44.51
  },
  "oklch": {
    "l": 0.48053,
    "c": 0.17035,
    "h": 263.3
  },
  "luminance": 0.10559
}

Semantic roles & 50–950 ramp

primary

#2755BC

secondary

#CBB073

accent

#B43FE9

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2755BC

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

Preview Lab → · Contrast checker → · Palette generator →