#2C78D1#2C78D1

#2C78D1 is a mid, vivid cyan. Relative luminance 0.186; OKLCH L 57.3% C 0.156 H 254.9°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#2C78D1
RGB	rgb(44, 120, 209)
HSL	hsl(212, 65%, 50%)
HSV	hsv(212, 79%, 82%)
CMYK	cmyk(78.9%, 42.6%, 0%, 18%)
CIE-LAB	lab(50.18, 8.42, -52.45)
CIE-LCH	lch(50.18, 53.12, 279.12°)
OKLab	oklab(57.26% -0.0406 -0.1502)
OKLCH	oklch(57.26% 0.156 254.9)
XYZ	xyz(19.2595, 18.5696, 62.8785)
Luminance	0.1857 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C78D1 #D1852C

analogous

#2CCAD1 #2C78D1 #332CD1

triadic

#2C78D1 #D12C78 #78D12C

tetradic

#2C78D1 #D12CCA #D1852C #2CD133

square

#2C78D1 #D12CCA #D1852C #2CD133

split-complementary

#2C78D1 #D1332C #CAD12C

monochromatic

#173E6C #215B9E #2C78D1 #5D98DD #90B8E8

Accessibility & contrast

On white

4.45

#2C78D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#2C78D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2C78D1

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C78D1	#FFFFFF	#000000	##000000
##2C78D1	1.00	4.45	4.71	4.71
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7FD4

Deuteranopia (green-blind)

#2C71CF

Tritanopia (blue-blind)

#008D9A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #2c78d1;
/* rgb */ color: rgb(44, 120, 209);
/* oklch */ color: oklch(57.3% 0.156 254.9);

Tailwind

colors: {
  custom: {
    50: '#7e9edf',
    500: '#2c78d1',
    950: '#000000',
  },
}

SCSS

$custom: #2c78d1;
$custom-light: #7e9edf;
$custom-dark: #000000;

JSON

{
  "hex": "#2c78d1",
  "rgb": {
    "r": 44,
    "g": 120,
    "b": 209
  },
  "hsl": {
    "h": 212.364,
    "s": 65.217,
    "l": 49.608
  },
  "oklch": {
    "l": 0.57255,
    "c": 0.15559,
    "h": 254.9
  },
  "luminance": 0.18572
}

Semantic roles & 50–950 ramp

primary

#2C78D1

secondary

#D2AF87

accent

#9B40E8

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #2C78D1

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

Preview Lab → · Contrast checker → · Palette generator →