#2755BB#2755BB

#2755BB is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.0% C 0.169 H 263.2°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#2755BB
RGB	rgb(39, 85, 187)
HSL	hsl(221, 65%, 44%)
HSV	hsv(221, 79%, 73%)
CMYK	cmyk(79.1%, 54.5%, 0%, 26.7%)
CIE-LAB	lab(38.75, 21.96, -58.18)
CIE-LCH	lch(38.75, 62.19, 290.68°)
OKLab	oklab(47.97% -0.02 -0.1678)
OKLCH	oklch(47.97% 0.169 263.2)
XYZ	xyz(13.0516, 10.5147, 48.3457)
Luminance	0.1052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2755BB #BB8D27

analogous

#279FBB #2755BB #4327BB

triadic

#2755BB #BB2755 #55BB27

tetradic

#2755BB #BB279F #BB8D27 #27BB43

square

#2755BB #BB279F #BB8D27 #27BB43

split-complementary

#2755BB #BB4327 #9FBB27

monochromatic

#122756 #1C3E88 #2755BB #4774D9 #799AE3

Accessibility & contrast

On white

6.77

#2755BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#2755BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2755BB

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2755BB	#FFFFFF	#000000	##FFFFFF
##2755BB	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BF

Deuteranopia (green-blind)

#0055B9

Tritanopia (blue-blind)

#006E7F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2755bb;
/* rgb */ color: rgb(39, 85, 187);
/* oklch */ color: oklch(48.0% 0.169 263.2);

Tailwind

colors: {
  custom: {
    50: '#7984d0',
    500: '#2755bb',
    950: '#000000',
  },
}

SCSS

$custom: #2755bb;
$custom-light: #7984d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2755bb",
  "rgb": {
    "r": 39,
    "g": 85,
    "b": 187
  },
  "hsl": {
    "h": 221.351,
    "s": 65.487,
    "l": 44.314
  },
  "oklch": {
    "l": 0.47974,
    "c": 0.169,
    "h": 263.2
  },
  "luminance": 0.10516
}

Semantic roles & 50–950 ramp

primary

#2755BB

secondary

#CBB073

accent

#B43FE8

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2755BB

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

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