#2E73B9#2E73B9

#2E73B9 is a mid, vivid cyan. Relative luminance 0.163; OKLCH L 54.7% C 0.129 H 251.7°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#2E73B9
RGB	rgb(46, 115, 185)
HSL	hsl(210, 60%, 45%)
HSV	hsv(210, 75%, 73%)
CMYK	cmyk(75.1%, 37.8%, 0%, 27.5%)
CIE-LAB	lab(47.42, 2.77, -43.08)
CIE-LCH	lch(47.42, 43.17, 273.68°)
OKLab	oklab(54.68% -0.0406 -0.1228)
OKLCH	oklch(54.68% 0.129 251.7)
XYZ	xyz(16.0111, 16.3433, 48.2003)
Luminance	0.1635 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E73B9 #B9742E

analogous

#2EB8B9 #2E73B9 #2F2EB9

triadic

#2E73B9 #B92E73 #73B92E

tetradic

#2E73B9 #B92EB8 #B9742E #2EB92F

square

#2E73B9 #B92EB8 #B9742E #2EB92F

split-complementary

#2E73B9 #B92F2E #B8B92E

monochromatic

#163657 #225588 #2E73B9 #5192D4 #82B0E0

Accessibility & contrast

On white

4.92

#2E73B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#2E73B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E73B9

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E73B9	#FFFFFF	#000000	##FFFFFF
##2E73B9	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5277BC

Deuteranopia (green-blind)

#3D6BB8

Tritanopia (blue-blind)

#00848D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #2e73b9;
/* rgb */ color: rgb(46, 115, 185);
/* oklch */ color: oklch(54.7% 0.129 251.7);

Tailwind

colors: {
  custom: {
    50: '#7a9ace',
    500: '#2e73b9',
    950: '#000000',
  },
}

SCSS

$custom: #2e73b9;
$custom-light: #7a9ace;
$custom-dark: #000000;

JSON

{
  "hex": "#2e73b9",
  "rgb": {
    "r": 46,
    "g": 115,
    "b": 185
  },
  "hsl": {
    "h": 210.216,
    "s": 60.173,
    "l": 45.294
  },
  "oklch": {
    "l": 0.54678,
    "c": 0.12931,
    "h": 251.7
  },
  "luminance": 0.16345
}

Semantic roles & 50–950 ramp

primary

#2E73B9

secondary

#C9A27A

accent

#9444E3

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2E73B9

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

Preview Lab → · Contrast checker → · Palette generator →