#2783AD#2783AD

#2783AD is a mid, moderate cyan. Relative luminance 0.197; OKLCH L 57.6% C 0.105 H 233.0°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#2783AD
RGB	rgb(39, 131, 173)
HSL	hsl(199, 63%, 42%)
HSV	hsv(199, 77%, 68%)
CMYK	cmyk(77.5%, 24.3%, 0%, 32.2%)
CIE-LAB	lab(51.47, -11.95, -29.78)
CIE-LCH	lch(51.47, 32.09, 248.14°)
OKLab	oklab(57.63% -0.0632 -0.0839)
OKLCH	oklch(57.63% 0.105 233)
XYZ	xyz(16.4928, 19.6791, 42.4563)
Luminance	0.1968 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2783AD #AD5127

analogous

#27AD94 #2783AD #2740AD

triadic

#2783AD #AD2783 #83AD27

tetradic

#2783AD #9427AD #AD5127 #40AD27

square

#2783AD #9427AD #AD5127 #40AD27

split-complementary

#2783AD #AD2740 #AD9427

monochromatic

#103749 #1C5D7B #2783AD #3EA5D3 #70BCDF

Accessibility & contrast

On white

4.25

#2783AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#2783AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2783AD

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2783AD	#FFFFFF	#000000	##000000
##2783AD	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E82AF

Deuteranopia (green-blind)

#5C75AC

Tritanopia (blue-blind)

#008E91

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #2783ad;
/* rgb */ color: rgb(39, 131, 173);
/* oklch */ color: oklch(57.6% 0.105 233.0);

Tailwind

colors: {
  custom: {
    50: '#76a7c5',
    500: '#2783ad',
    950: '#000000',
  },
}

SCSS

$custom: #2783ad;
$custom-light: #76a7c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2783ad",
  "rgb": {
    "r": 39,
    "g": 131,
    "b": 173
  },
  "hsl": {
    "h": 198.806,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.57634,
    "c": 0.10501,
    "h": 233
  },
  "luminance": 0.19681
}

Semantic roles & 50–950 ramp

primary

#2783AD

secondary

#C6876A

accent

#7542E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2783AD

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

Preview Lab → · Contrast checker → · Palette generator →