#2873C4#2873C4

#2873C4 is a mid, vivid cyan. Relative luminance 0.167; OKLCH L 55.2% C 0.145 H 253.5°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#2873C4
RGB	rgb(40, 115, 196)
HSL	hsl(211, 66%, 46%)
HSV	hsv(211, 80%, 77%)
CMYK	cmyk(79.6%, 41.3%, 0%, 23.1%)
CIE-LAB	lab(47.87, 6.20, -48.71)
CIE-LCH	lch(47.87, 49.10, 277.26°)
OKLab	oklab(55.19% -0.0413 -0.1393)
OKLCH	oklch(55.19% 0.145 253.5)
XYZ	xyz(16.9659, 16.6961, 54.5423)
Luminance	0.1670 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2873C4 #C47928

analogous

#28C1C4 #2873C4 #2B28C4

triadic

#2873C4 #C42873 #73C428

tetradic

#2873C4 #C428C1 #C47928 #28C42B

square

#2873C4 #C428C1 #C47928 #28C42B

split-complementary

#2873C4 #C42B28 #C1C428

monochromatic

#13375E #1E5591 #2873C4 #4E92DB #81B1E5

Accessibility & contrast

On white

4.84

#2873C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#2873C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2873C4

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2873C4	#FFFFFF	#000000	##FFFFFF
##2873C4	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B79C7

Deuteranopia (green-blind)

#306BC2

Tritanopia (blue-blind)

#008692

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2873c4;
/* rgb */ color: rgb(40, 115, 196);
/* oklch */ color: oklch(55.2% 0.145 253.5);

Tailwind

colors: {
  custom: {
    50: '#7a9ad6',
    500: '#2873c4',
    950: '#000000',
  },
}

SCSS

$custom: #2873c4;
$custom-light: #7a9ad6;
$custom-dark: #000000;

JSON

{
  "hex": "#2873c4",
  "rgb": {
    "r": 40,
    "g": 115,
    "b": 196
  },
  "hsl": {
    "h": 211.154,
    "s": 66.102,
    "l": 46.275
  },
  "oklch": {
    "l": 0.55186,
    "c": 0.14536,
    "h": 253.5
  },
  "luminance": 0.16698
}

Semantic roles & 50–950 ramp

primary

#2873C4

secondary

#CEA67A

accent

#973FE9

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #2873C4

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

Preview Lab → · Contrast checker → · Palette generator →