#2873A8#2873A8

#2873A8 is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.5% C 0.110 H 243.7°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#2873A8
RGB	rgb(40, 115, 168)
HSL	hsl(205, 62%, 41%)
HSV	hsv(205, 76%, 66%)
CMYK	cmyk(76.2%, 31.5%, 0%, 34.1%)
CIE-LAB	lab(46.36, -4.30, -34.87)
CIE-LCH	lch(46.36, 35.14, 262.97°)
OKLab	oklab(53.51% -0.0488 -0.0988)
OKLCH	oklch(53.51% 0.11 243.7)
XYZ	xyz(14.0710, 15.5381, 39.2958)
Luminance	0.1554 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2873A8 #A85D28

analogous

#28A89D #2873A8 #2833A8

triadic

#2873A8 #A82873 #73A828

tetradic

#2873A8 #9D28A8 #A85D28 #33A828

square

#2873A8 #9D28A8 #A85D28 #33A828

split-complementary

#2873A8 #A82833 #A89D28

monochromatic

#102F45 #1C5177 #2873A8 #3D93D1 #6EAFDC

Accessibility & contrast

On white

5.11

#2873A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#2873A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2873A8

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2873A8	#FFFFFF	#000000	##FFFFFF
##2873A8	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B74AA

Deuteranopia (green-blind)

#4968A7

Tritanopia (blue-blind)

#008086

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2873a8;
/* rgb */ color: rgb(40, 115, 168);
/* oklch */ color: oklch(53.5% 0.110 243.7);

Tailwind

colors: {
  custom: {
    50: '#749bc2',
    500: '#2873a8',
    950: '#000000',
  },
}

SCSS

$custom: #2873a8;
$custom-light: #749bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2873a8",
  "rgb": {
    "r": 40,
    "g": 115,
    "b": 168
  },
  "hsl": {
    "h": 204.844,
    "s": 61.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.53507,
    "c": 0.11024,
    "h": 243.7
  },
  "luminance": 0.1554
}

Semantic roles & 50–950 ramp

primary

#2873A8

secondary

#C38E69

accent

#8643E5

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2873A8

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

Preview Lab → · Contrast checker → · Palette generator →