#2B73C8#2B73C8

#2B73C8 is a mid, vivid cyan. Relative luminance 0.169; OKLCH L 55.5% C 0.150 H 255.0°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#2B73C8
RGB	rgb(43, 115, 200)
HSL	hsl(212, 65%, 48%)
HSV	hsv(212, 79%, 78%)
CMYK	cmyk(78.5%, 42.5%, 0%, 21.6%)
CIE-LAB	lab(48.19, 8.04, -50.50)
CIE-LCH	lch(48.19, 51.13, 279.04°)
OKLab	oklab(55.53% -0.0389 -0.1446)
OKLCH	oklch(55.53% 0.15 255)
XYZ	xyz(17.5484, 16.9431, 56.9779)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B73C8 #C8802B

analogous

#2BC1C8 #2B73C8 #312BC8

triadic

#2B73C8 #C82B73 #73C82B

tetradic

#2B73C8 #C82BC1 #C8802B #2BC831

square

#2B73C8 #C82BC1 #C8802B #2BC831

split-complementary

#2B73C8 #C8312B #C1C82B

monochromatic

#153963 #205696 #2B73C8 #5693DB #88B3E5

Accessibility & contrast

On white

4.78

#2B73C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#2B73C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B73C8

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B73C8	#FFFFFF	#000000	##FFFFFF
##2B73C8	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#497ACB

Deuteranopia (green-blind)

#2C6CC6

Tritanopia (blue-blind)

#008794

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2b73c8;
/* rgb */ color: rgb(43, 115, 200);
/* oklch */ color: oklch(55.5% 0.150 255.0);

Tailwind

colors: {
  custom: {
    50: '#7c9ad9',
    500: '#2b73c8',
    950: '#000000',
  },
}

SCSS

$custom: #2b73c8;
$custom-light: #7c9ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b73c8",
  "rgb": {
    "r": 43,
    "g": 115,
    "b": 200
  },
  "hsl": {
    "h": 212.484,
    "s": 64.609,
    "l": 47.647
  },
  "oklch": {
    "l": 0.55528,
    "c": 0.14971,
    "h": 255
  },
  "luminance": 0.16945
}

Semantic roles & 50–950 ramp

primary

#2B73C8

secondary

#CFAB80

accent

#9B40E8

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E15

muted

#7C7E83

Preview Lab

Preview with #2B73C8

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

Preview Lab → · Contrast checker → · Palette generator →