#2B63AB#2B63AB

#2B63AB is a mid, vivid cyan. Relative luminance 0.124; OKLCH L 50.0% C 0.129 H 256.0°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#2B63AB
RGB	rgb(43, 99, 171)
HSL	hsl(214, 60%, 42%)
HSV	hsv(214, 75%, 67%)
CMYK	cmyk(74.9%, 42.1%, 0%, 32.9%)
CIE-LAB	lab(41.81, 7.16, -43.85)
CIE-LCH	lch(41.81, 44.43, 279.27°)
OKLab	oklab(50.02% -0.0311 -0.1253)
OKLCH	oklch(50.02% 0.129 256)
XYZ	xyz(12.8061, 12.3761, 40.2341)
Luminance	0.1238 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B63AB #AB732B

analogous

#2BA3AB #2B63AB #332BAB

triadic

#2B63AB #AB2B63 #63AB2B

tetradic

#2B63AB #AB2BA3 #AB732B #2BAB33

square

#2B63AB #AB2BA3 #AB732B #2BAB33

split-complementary

#2B63AB #AB332B #A3AB2B

monochromatic

#122A49 #1F477A #2B63AB #4381D0 #74A2DC

Accessibility & contrast

On white

6.04

#2B63AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#2B63AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B63AB

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B63AB	#FFFFFF	#000000	##FFFFFF
##2B63AB	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4069AE

Deuteranopia (green-blind)

#2A5DAA

Tritanopia (blue-blind)

#00747E

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2b63ab;
/* rgb */ color: rgb(43, 99, 171);
/* oklch */ color: oklch(50.0% 0.129 256.0);

Tailwind

colors: {
  custom: {
    50: '#768ec4',
    500: '#2b63ab',
    950: '#000000',
  },
}

SCSS

$custom: #2b63ab;
$custom-light: #768ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b63ab",
  "rgb": {
    "r": 43,
    "g": 99,
    "b": 171
  },
  "hsl": {
    "h": 213.75,
    "s": 59.813,
    "l": 41.961
  },
  "oklch": {
    "l": 0.50016,
    "c": 0.12914,
    "h": 256
  },
  "luminance": 0.12378
}

Semantic roles & 50–950 ramp

primary

#2B63AB

secondary

#C49E6E

accent

#9E45E3

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2B63AB

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

Preview Lab → · Contrast checker → · Palette generator →