#2B72BB#2B72BB

#2B72BB is a mid, vivid cyan. Relative luminance 0.161; OKLCH L 54.5% C 0.134 H 252.2°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#2B72BB
RGB	rgb(43, 114, 187)
HSL	hsl(210, 63%, 45%)
HSV	hsv(210, 77%, 73%)
CMYK	cmyk(77%, 39%, 0%, 26.7%)
CIE-LAB	lab(47.15, 3.76, -44.67)
CIE-LCH	lch(47.15, 44.83, 274.81°)
OKLab	oklab(54.48% -0.041 -0.1275)
OKLCH	oklch(54.48% 0.134 252.2)
XYZ	xyz(15.9798, 16.1342, 49.2761)
Luminance	0.1614 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B72BB #BB742B

analogous

#2BBABB #2B72BB #2C2BBB

triadic

#2B72BB #BB2B72 #72BB2B

tetradic

#2B72BB #BB2BBA #BB742B #2BBB2C

square

#2B72BB #BB2BBA #BB742B #2BBB2C

split-complementary

#2B72BB #BB2C2B #BABB2B

monochromatic

#143557 #205489 #2B72BB #4D91D6 #7FB0E2

Accessibility & contrast

On white

4.97

#2B72BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#2B72BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B72BB

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B72BB	#FFFFFF	#000000	##FFFFFF
##2B72BB	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F77BE

Deuteranopia (green-blind)

#396ABA

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #2b72bb;
/* rgb */ color: rgb(43, 114, 187);
/* oklch */ color: oklch(54.5% 0.134 252.2);

Tailwind

colors: {
  custom: {
    50: '#799ad0',
    500: '#2b72bb',
    950: '#000000',
  },
}

SCSS

$custom: #2b72bb;
$custom-light: #799ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b72bb",
  "rgb": {
    "r": 43,
    "g": 114,
    "b": 187
  },
  "hsl": {
    "h": 210.417,
    "s": 62.609,
    "l": 45.098
  },
  "oklch": {
    "l": 0.54477,
    "c": 0.13391,
    "h": 252.2
  },
  "luminance": 0.16136
}

Semantic roles & 50–950 ramp

primary

#2B72BB

secondary

#CAA178

accent

#9542E6

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E14

muted

#7C7E82

Preview Lab

Preview with #2B72BB

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

Preview Lab → · Contrast checker → · Palette generator →