#2877C4#2877C4

#2877C4 is a mid, vivid cyan. Relative luminance 0.176; OKLCH L 56.1% C 0.141 H 251.5°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#2877C4
RGB	rgb(40, 119, 196)
HSL	hsl(210, 66%, 46%)
HSV	hsv(210, 80%, 77%)
CMYK	cmyk(79.6%, 39.3%, 0%, 23.1%)
CIE-LAB	lab(49.04, 3.73, -46.85)
CIE-LCH	lch(49.04, 47.00, 274.55°)
OKLab	oklab(56.1% -0.0447 -0.1338)
OKLCH	oklch(56.1% 0.141 251.5)
XYZ	xyz(17.4319, 17.6282, 54.6977)
Luminance	0.1763 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2877C4 #C47528

analogous

#28C4C3 #2877C4 #2829C4

triadic

#2877C4 #C42877 #77C428

tetradic

#2877C4 #C328C4 #C47528 #29C428

square

#2877C4 #C328C4 #C47528 #29C428

split-complementary

#2877C4 #C42829 #C4C328

monochromatic

#13395E #1E5891 #2877C4 #4E96DB #81B4E5

Accessibility & contrast

On white

4.64

#2877C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#2877C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #2877C4

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2877C4	#FFFFFF	#000000	##FFFFFF
##2877C4	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#527CC7

Deuteranopia (green-blind)

#396EC2

Tritanopia (blue-blind)

#008994

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #2877c4;
/* rgb */ color: rgb(40, 119, 196);
/* oklch */ color: oklch(56.1% 0.141 251.5);

Tailwind

colors: {
  custom: {
    50: '#7a9dd6',
    500: '#2877c4',
    950: '#000000',
  },
}

SCSS

$custom: #2877c4;
$custom-light: #7a9dd6;
$custom-dark: #000000;

JSON

{
  "hex": "#2877c4",
  "rgb": {
    "r": 40,
    "g": 119,
    "b": 196
  },
  "hsl": {
    "h": 209.615,
    "s": 66.102,
    "l": 46.275
  },
  "oklch": {
    "l": 0.56097,
    "c": 0.14109,
    "h": 251.5
  },
  "luminance": 0.1763
}

Semantic roles & 50–950 ramp

primary

#2877C4

secondary

#CEA37A

accent

#933FE9

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #2877C4

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

Preview Lab → · Contrast checker → · Palette generator →