#2878AD#2878AD

#2878AD is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.0% C 0.112 H 242.3°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#2878AD
RGB	rgb(40, 120, 173)
HSL	hsl(204, 62%, 42%)
HSV	hsv(204, 77%, 68%)
CMYK	cmyk(76.9%, 30.6%, 0%, 32.2%)
CIE-LAB	lab(48.13, -5.45, -35.00)
CIE-LCH	lch(48.13, 35.43, 261.15°)
OKLab	oklab(54.99% -0.0521 -0.0992)
OKLCH	oklch(54.99% 0.112 242.3)
XYZ	xyz(15.1314, 16.8994, 41.9915)
Luminance	0.1690 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2878AD #AD5D28

analogous

#28ADA0 #2878AD #2836AD

triadic

#2878AD #AD2878 #78AD28

tetradic

#2878AD #A028AD #AD5D28 #36AD28

square

#2878AD #A028AD #AD5D28 #36AD28

split-complementary

#2878AD #AD2836 #ADA028

monochromatic

#11334A #1D567B #2878AD #3F98D3 #71B3DE

Accessibility & contrast

On white

4.79

#2878AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#2878AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2878AD

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2878AD	#FFFFFF	#000000	##FFFFFF
##2878AD	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F79AF

Deuteranopia (green-blind)

#4D6DAC

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2878ad;
/* rgb */ color: rgb(40, 120, 173);
/* oklch */ color: oklch(55.0% 0.112 242.3);

Tailwind

colors: {
  custom: {
    50: '#759ec5',
    500: '#2878ad',
    950: '#000000',
  },
}

SCSS

$custom: #2878ad;
$custom-light: #759ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#2878ad",
  "rgb": {
    "r": 40,
    "g": 120,
    "b": 173
  },
  "hsl": {
    "h": 203.91,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.54988,
    "c": 0.112,
    "h": 242.3
  },
  "luminance": 0.16901
}

Semantic roles & 50–950 ramp

primary

#2878AD

secondary

#C58F6C

accent

#8342E6

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2878AD

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

Preview Lab → · Contrast checker → · Palette generator →