#2783A4#2783A4

#2783A4 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.2% C 0.097 H 226.7°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#2783A4
RGB	rgb(39, 131, 164)
HSL	hsl(196, 62%, 40%)
HSV	hsv(196, 76%, 64%)
CMYK	cmyk(76.2%, 20.1%, 0%, 35.7%)
CIE-LAB	lab(51.09, -15.11, -25.18)
CIE-LCH	lch(51.09, 29.36, 239.04°)
OKLab	oklab(57.2% -0.0665 -0.0706)
OKLCH	oklch(57.2% 0.097 226.7)
XYZ	xyz(15.6511, 19.3424, 38.0233)
Luminance	0.1934 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2783A4 #A44827

analogous

#27A487 #2783A4 #2745A4

triadic

#2783A4 #A42783 #83A427

tetradic

#2783A4 #8727A4 #A44827 #45A427

square

#2783A4 #8727A4 #A44827 #45A427

split-complementary

#2783A4 #A42745 #A48727

monochromatic

#0F3441 #1B5C73 #2783A4 #38A8D0 #6ABEDC

Accessibility & contrast

On white

4.31

#2783A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#2783A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2783A4

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2783A4	#FFFFFF	#000000	##000000
##2783A4	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7180A6

Deuteranopia (green-blind)

#6074A4

Tritanopia (blue-blind)

#008D8E

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #2783a4;
/* rgb */ color: rgb(39, 131, 164);
/* oklch */ color: oklch(57.2% 0.097 226.7);

Tailwind

colors: {
  custom: {
    50: '#74a7bf',
    500: '#2783a4',
    950: '#000000',
  },
}

SCSS

$custom: #2783a4;
$custom-light: #74a7bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2783a4",
  "rgb": {
    "r": 39,
    "g": 131,
    "b": 164
  },
  "hsl": {
    "h": 195.84,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.57197,
    "c": 0.09701,
    "h": 226.7
  },
  "luminance": 0.19344
}

Semantic roles & 50–950 ramp

primary

#2783A4

secondary

#C27E65

accent

#6E43E5

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #2783A4

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

Preview Lab → · Contrast checker → · Palette generator →