#2873A1#2873A1

#2873A1 is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 53.1% C 0.102 H 240.0°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#2873A1
RGB	rgb(40, 115, 161)
HSL	hsl(203, 60%, 39%)
HSV	hsv(203, 75%, 63%)
CMYK	cmyk(75.2%, 28.6%, 0%, 36.9%)
CIE-LAB	lab(46.02, -6.87, -31.30)
CIE-LCH	lch(46.02, 32.05, 257.63°)
OKLab	oklab(53.13% -0.0511 -0.0885)
OKLCH	oklch(53.13% 0.102 240)
XYZ	xyz(13.4363, 15.2842, 35.9533)
Luminance	0.1529 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2873A1 #A15628

analogous

#28A193 #2873A1 #2837A1

triadic

#2873A1 #A12873 #73A128

tetradic

#2873A1 #9328A1 #A15628 #37A128

square

#2873A1 #9328A1 #A15628 #37A128

split-complementary

#2873A1 #A12837 #A19328

monochromatic

#102D3F #1C5070 #2873A1 #3995CE #6AAFDA

Accessibility & contrast

On white

5.18

#2873A1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#2873A1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2873A1

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2873A1	#FFFFFF	#000000	##FFFFFF
##2873A1	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D73A3

Deuteranopia (green-blind)

#4D68A0

Tritanopia (blue-blind)

#007F83

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #2873a1;
/* rgb */ color: rgb(40, 115, 161);
/* oklch */ color: oklch(53.1% 0.102 240.0);

Tailwind

colors: {
  custom: {
    50: '#739bbd',
    500: '#2873a1',
    950: '#000000',
  },
}

SCSS

$custom: #2873a1;
$custom-light: #739bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2873a1",
  "rgb": {
    "r": 40,
    "g": 115,
    "b": 161
  },
  "hsl": {
    "h": 202.81,
    "s": 60.199,
    "l": 39.412
  },
  "oklch": {
    "l": 0.53125,
    "c": 0.10215,
    "h": 240
  },
  "luminance": 0.15286
}

Semantic roles & 50–950 ramp

primary

#2873A1

secondary

#C08765

accent

#8144E3

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2873A1

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

Preview Lab → · Contrast checker → · Palette generator →