#2C78C8#2C78C8

#2C78C8 is a mid, vivid cyan. Relative luminance 0.181; OKLCH L 56.7% C 0.144 H 252.8°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#2C78C8
RGB	rgb(44, 120, 200)
HSL	hsl(211, 64%, 48%)
HSV	hsv(211, 78%, 78%)
CMYK	cmyk(78%, 40%, 0%, 21.6%)
CIE-LAB	lab(49.66, 5.05, -48.14)
CIE-LCH	lch(49.66, 48.41, 275.98°)
OKLab	oklab(56.68% -0.0426 -0.1376)
OKLCH	oklch(56.68% 0.144 252.8)
XYZ	xyz(18.1766, 18.1364, 57.1751)
Luminance	0.1814 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C78C8 #C87C2C

analogous

#2CC6C8 #2C78C8 #2E2CC8

triadic

#2C78C8 #C82C78 #78C82C

tetradic

#2C78C8 #C82CC6 #C87C2C #2CC82E

square

#2C78C8 #C82CC6 #C87C2C #2CC82E

split-complementary

#2C78C8 #C82E2C #C6C82C

monochromatic

#163C64 #215A96 #2C78C8 #5797DA #89B6E5

Accessibility & contrast

On white

4.54

#2C78C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#2C78C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2C78C8

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C78C8	#FFFFFF	#000000	##000000
##2C78C8	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#517ECB

Deuteranopia (green-blind)

#3870C6

Tritanopia (blue-blind)

#008B96

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #2c78c8;
/* rgb */ color: rgb(44, 120, 200);
/* oklch */ color: oklch(56.7% 0.144 252.8);

Tailwind

colors: {
  custom: {
    50: '#7c9ed9',
    500: '#2c78c8',
    950: '#000000',
  },
}

SCSS

$custom: #2c78c8;
$custom-light: #7c9ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#2c78c8",
  "rgb": {
    "r": 44,
    "g": 120,
    "b": 200
  },
  "hsl": {
    "h": 210.769,
    "s": 63.934,
    "l": 47.843
  },
  "oklch": {
    "l": 0.56683,
    "c": 0.14399,
    "h": 252.8
  },
  "luminance": 0.18139
}

Semantic roles & 50–950 ramp

primary

#2C78C8

secondary

#CFA981

accent

#9641E7

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E15

muted

#7C7E83

Preview Lab

Preview with #2C78C8

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

Preview Lab → · Contrast checker → · Palette generator →