#2781AD#2781AD

#2781AD is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.1% C 0.106 H 234.8°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#2781AD
RGB	rgb(39, 129, 173)
HSL	hsl(200, 63%, 42%)
HSV	hsv(200, 77%, 68%)
CMYK	cmyk(77.5%, 25.4%, 0%, 32.2%)
CIE-LAB	lab(50.86, -10.81, -30.74)
CIE-LCH	lch(50.86, 32.58, 250.63°)
OKLab	oklab(57.15% -0.0612 -0.0867)
OKLCH	oklch(57.15% 0.106 234.8)
XYZ	xyz(16.2268, 19.1470, 42.3676)
Luminance	0.1915 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2781AD #AD5327

analogous

#27AD96 #2781AD #273EAD

triadic

#2781AD #AD2781 #81AD27

tetradic

#2781AD #9627AD #AD5327 #3EAD27

square

#2781AD #9627AD #AD5327 #3EAD27

split-complementary

#2781AD #AD273E #AD9627

monochromatic

#103749 #1C5C7B #2781AD #3EA2D3 #70BADF

Accessibility & contrast

On white

4.35

#2781AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#2781AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2781AD

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2781AD	#FFFFFF	#000000	##000000
##2781AD	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C80AF

Deuteranopia (green-blind)

#5A74AC

Tritanopia (blue-blind)

#008D90

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #2781ad;
/* rgb */ color: rgb(39, 129, 173);
/* oklch */ color: oklch(57.1% 0.106 234.8);

Tailwind

colors: {
  custom: {
    50: '#76a5c5',
    500: '#2781ad',
    950: '#000000',
  },
}

SCSS

$custom: #2781ad;
$custom-light: #76a5c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2781ad",
  "rgb": {
    "r": 39,
    "g": 129,
    "b": 173
  },
  "hsl": {
    "h": 199.701,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.57145,
    "c": 0.10612,
    "h": 234.8
  },
  "luminance": 0.19149
}

Semantic roles & 50–950 ramp

primary

#2781AD

secondary

#C6886A

accent

#7842E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2781AD

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

Preview Lab → · Contrast checker → · Palette generator →