#2D78C8#2D78C8

#2D78C8 is a mid, vivid cyan. Relative luminance 0.182; OKLCH L 56.7% C 0.144 H 253.0°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#2D78C8
RGB	rgb(45, 120, 200)
HSL	hsl(211, 63%, 48%)
HSV	hsv(211, 78%, 78%)
CMYK	cmyk(77.5%, 40%, 0%, 21.6%)
CIE-LAB	lab(49.69, 5.16, -48.10)
CIE-LCH	lch(49.69, 48.38, 276.12°)
OKLab	oklab(56.71% -0.042 -0.1374)
OKLCH	oklch(56.71% 0.144 253)
XYZ	xyz(18.2201, 18.1588, 57.1771)
Luminance	0.1816 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D78C8 #C87D2D

analogous

#2DC5C8 #2D78C8 #302DC8

triadic

#2D78C8 #C82D78 #78C82D

tetradic

#2D78C8 #C82DC5 #C87D2D #2DC830

square

#2D78C8 #C82DC5 #C87D2D #2DC830

split-complementary

#2D78C8 #C8302D #C5C82D

monochromatic

#173C64 #225A96 #2D78C8 #5997DA #8BB6E5

Accessibility & contrast

On white

4.53

#2D78C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#2D78C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2D78C8

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D78C8	#FFFFFF	#000000	##000000
##2D78C8	1.00	4.53	4.63	4.63
#FFFFFF	4.53	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)

#527ECB

Deuteranopia (green-blind)

#3870C6

Tritanopia (blue-blind)

#008B96

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #2d78c8;
/* rgb */ color: rgb(45, 120, 200);
/* oklch */ color: oklch(56.7% 0.144 253.0);

Tailwind

colors: {
  custom: {
    50: '#7c9ed9',
    500: '#2d78c8',
    950: '#000000',
  },
}

SCSS

$custom: #2d78c8;
$custom-light: #7c9ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#2d78c8",
  "rgb": {
    "r": 45,
    "g": 120,
    "b": 200
  },
  "hsl": {
    "h": 210.968,
    "s": 63.265,
    "l": 48.039
  },
  "oklch": {
    "l": 0.56712,
    "c": 0.1437,
    "h": 253
  },
  "luminance": 0.18161
}

Semantic roles & 50–950 ramp

primary

#2D78C8

secondary

#CFAA82

accent

#9741E6

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E15

muted

#7C7E83

Preview Lab

Preview with #2D78C8

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

Preview Lab → · Contrast checker → · Palette generator →