#2B73AB#2B73AB

#2B73AB is a mid, moderate cyan. Relative luminance 0.157; OKLCH L 53.8% C 0.113 H 245.8°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#2B73AB
RGB	rgb(43, 115, 171)
HSL	hsl(206, 60%, 42%)
HSV	hsv(206, 75%, 67%)
CMYK	cmyk(74.9%, 32.7%, 0%, 32.9%)
CIE-LAB	lab(46.60, -2.80, -36.25)
CIE-LCH	lch(46.60, 36.36, 265.58°)
OKLab	oklab(53.76% -0.0462 -0.1028)
OKLCH	oklch(53.76% 0.113 245.8)
XYZ	xyz(14.4749, 15.7137, 40.7904)
Luminance	0.1572 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B73AB #AB632B

analogous

#2BABA3 #2B73AB #2B33AB

triadic

#2B73AB #AB2B73 #73AB2B

tetradic

#2B73AB #A32BAB #AB632B #33AB2B

square

#2B73AB #A32BAB #AB632B #33AB2B

split-complementary

#2B73AB #AB2B33 #ABA32B

monochromatic

#123149 #1F527A #2B73AB #4392D0 #74AFDC

Accessibility & contrast

On white

5.07

#2B73AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#2B73AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B73AB

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B73AB	#FFFFFF	#000000	##FFFFFF
##2B73AB	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5975AD

Deuteranopia (green-blind)

#4769AA

Tritanopia (blue-blind)

#008187

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2b73ab;
/* rgb */ color: rgb(43, 115, 171);
/* oklch */ color: oklch(53.8% 0.113 245.8);

Tailwind

colors: {
  custom: {
    50: '#769bc4',
    500: '#2b73ab',
    950: '#000000',
  },
}

SCSS

$custom: #2b73ab;
$custom-light: #769bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b73ab",
  "rgb": {
    "r": 43,
    "g": 115,
    "b": 171
  },
  "hsl": {
    "h": 206.25,
    "s": 59.813,
    "l": 41.961
  },
  "oklch": {
    "l": 0.53765,
    "c": 0.11275,
    "h": 245.8
  },
  "luminance": 0.15715
}

Semantic roles & 50–950 ramp

primary

#2B73AB

secondary

#C4946E

accent

#8A45E3

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #2B73AB

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

Preview Lab → · Contrast checker → · Palette generator →