#2B73C0#2B73C0

#2B73C0 is a mid, vivid cyan. Relative luminance 0.166; OKLCH L 55.0% C 0.139 H 253.0°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#2B73C0
RGB	rgb(43, 115, 192)
HSL	hsl(211, 63%, 46%)
HSV	hsv(211, 78%, 75%)
CMYK	cmyk(77.6%, 40.1%, 0%, 24.7%)
CIE-LAB	lab(47.73, 5.02, -46.64)
CIE-LCH	lch(47.73, 46.91, 276.14°)
OKLab	oklab(55.02% -0.0406 -0.1332)
OKLCH	oklch(55.02% 0.139 253)
XYZ	xyz(16.6379, 16.5789, 52.1821)
Luminance	0.1658 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B73C0 #C0782B

analogous

#2BBDC0 #2B73C0 #2E2BC0

triadic

#2B73C0 #C02B73 #73C02B

tetradic

#2B73C0 #C02BBD #C0782B #2BC02E

square

#2B73C0 #C02BBD #C0782B #2BC02E

split-complementary

#2B73C0 #C02E2B #BDC02B

monochromatic

#15375C #20558E #2B73C0 #5092D8 #82B1E3

Accessibility & contrast

On white

4.87

#2B73C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#2B73C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B73C0

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B73C0	#FFFFFF	#000000	##FFFFFF
##2B73C0	1.00	4.87	4.32	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E79C3

Deuteranopia (green-blind)

#366BBE

Tritanopia (blue-blind)

#008590

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2b73c0;
/* rgb */ color: rgb(43, 115, 192);
/* oklch */ color: oklch(55.0% 0.139 253.0);

Tailwind

colors: {
  custom: {
    50: '#7a9ad3',
    500: '#2b73c0',
    950: '#000000',
  },
}

SCSS

$custom: #2b73c0;
$custom-light: #7a9ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b73c0",
  "rgb": {
    "r": 43,
    "g": 115,
    "b": 192
  },
  "hsl": {
    "h": 211.007,
    "s": 63.404,
    "l": 46.078
  },
  "oklch": {
    "l": 0.55018,
    "c": 0.13931,
    "h": 253
  },
  "luminance": 0.16581
}

Semantic roles & 50–950 ramp

primary

#2B73C0

secondary

#CCA57B

accent

#9741E6

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #2B73C0

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

Preview Lab → · Contrast checker → · Palette generator →