#2780AD#2780AD

#2780AD is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 56.9% C 0.107 H 235.6°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#2780AD
RGB	rgb(39, 128, 173)
HSL	hsl(200, 63%, 42%)
HSV	hsv(200, 77%, 68%)
CMYK	cmyk(77.5%, 26%, 0%, 32.2%)
CIE-LAB	lab(50.55, -10.24, -31.22)
CIE-LCH	lch(50.55, 32.85, 251.84°)
OKLab	oklab(56.9% -0.0602 -0.0881)
OKLCH	oklch(56.9% 0.107 235.6)
XYZ	xyz(16.0957, 18.8849, 42.3239)
Luminance	0.1889 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2780AD #AD5427

analogous

#27AD97 #2780AD #273DAD

triadic

#2780AD #AD2780 #80AD27

tetradic

#2780AD #9727AD #AD5427 #3DAD27

square

#2780AD #9727AD #AD5427 #3DAD27

split-complementary

#2780AD #AD273D #AD9727

monochromatic

#103649 #1C5B7B #2780AD #3EA1D3 #70B9DF

Accessibility & contrast

On white

4.40

#2780AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#2780AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2780AD

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2780AD	#FFFFFF	#000000	##000000
##2780AD	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7FAF

Deuteranopia (green-blind)

#5873AC

Tritanopia (blue-blind)

#008C8F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #2780ad;
/* rgb */ color: rgb(39, 128, 173);
/* oklch */ color: oklch(56.9% 0.107 235.6);

Tailwind

colors: {
  custom: {
    50: '#76a4c5',
    500: '#2780ad',
    950: '#000000',
  },
}

SCSS

$custom: #2780ad;
$custom-light: #76a4c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2780ad",
  "rgb": {
    "r": 39,
    "g": 128,
    "b": 173
  },
  "hsl": {
    "h": 200.149,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.56901,
    "c": 0.10671,
    "h": 235.6
  },
  "luminance": 0.18887
}

Semantic roles & 50–950 ramp

primary

#2780AD

secondary

#C6896A

accent

#7942E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2780AD

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

Preview Lab → · Contrast checker → · Palette generator →