#2B73A0#2B73A0

#2B73A0 is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 53.2% C 0.100 H 240.1°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#2B73A0
RGB	rgb(43, 115, 160)
HSL	hsl(203, 58%, 40%)
HSV	hsv(203, 73%, 63%)
CMYK	cmyk(73.1%, 28.1%, 0%, 37.3%)
CIE-LAB	lab(46.06, -6.81, -30.65)
CIE-LCH	lch(46.06, 31.40, 257.47°)
OKLab	oklab(53.16% -0.0497 -0.0865)
OKLCH	oklch(53.16% 0.1 240.1)
XYZ	xyz(13.4697, 15.3116, 35.4964)
Luminance	0.1531 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B73A0 #A0582B

analogous

#2BA093 #2B73A0 #2B39A0

triadic

#2B73A0 #A02B73 #73A02B

tetradic

#2B73A0 #932BA0 #A0582B #39A02B

square

#2B73A0 #932BA0 #A0582B #39A02B

split-complementary

#2B73A0 #A02B39 #A0932B

monochromatic

#112E40 #1E5070 #2B73A0 #3D94CB #6EAFD8

Accessibility & contrast

On white

5.17

#2B73A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#2B73A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B73A0

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B73A0	#FFFFFF	#000000	##FFFFFF
##2B73A0	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E73A2

Deuteranopia (green-blind)

#4E689F

Tritanopia (blue-blind)

#007E83

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #2b73a0;
/* rgb */ color: rgb(43, 115, 160);
/* oklch */ color: oklch(53.2% 0.100 240.1);

Tailwind

colors: {
  custom: {
    50: '#749bbc',
    500: '#2b73a0',
    950: '#000000',
  },
}

SCSS

$custom: #2b73a0;
$custom-light: #749bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b73a0",
  "rgb": {
    "r": 43,
    "g": 115,
    "b": 160
  },
  "hsl": {
    "h": 203.077,
    "s": 57.635,
    "l": 39.804
  },
  "oklch": {
    "l": 0.53162,
    "c": 0.09982,
    "h": 240.1
  },
  "luminance": 0.15313
}

Semantic roles & 50–950 ramp

primary

#2B73A0

secondary

#BF8968

accent

#8247E1

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2B73A0

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

Preview Lab → · Contrast checker → · Palette generator →