#2D81A3#2D81A3

#2D81A3 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 56.8% C 0.094 H 229.0°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#2D81A3
RGB	rgb(45, 129, 163)
HSL	hsl(197, 57%, 41%)
HSV	hsv(197, 72%, 64%)
CMYK	cmyk(72.4%, 20.9%, 0%, 36.1%)
CIE-LAB	lab(50.57, -13.54, -25.38)
CIE-LCH	lch(50.57, 28.76, 241.93°)
OKLab	oklab(56.81% -0.0619 -0.0712)
OKLCH	oklch(56.81% 0.094 229)
XYZ	xyz(15.5406, 18.9010, 37.4724)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D81A3 #A34F2D

analogous

#2DA38A #2D81A3 #2D46A3

triadic

#2D81A3 #A32D81 #81A32D

tetradic

#2D81A3 #8A2DA3 #A34F2D #46A32D

square

#2D81A3 #8A2DA3 #A34F2D #46A32D

split-complementary

#2D81A3 #A32D46 #A38A2D

monochromatic

#133543 #205B73 #2D81A3 #42A4CB #72BBD8

Accessibility & contrast

On white

4.39

#2D81A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#2D81A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2D81A3

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D81A3	#FFFFFF	#000000	##000000
##2D81A3	1.00	4.39	4.78	4.78
#FFFFFF	4.39	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)

#6F7FA5

Deuteranopia (green-blind)

#5F73A3

Tritanopia (blue-blind)

#008B8C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #2d81a3;
/* rgb */ color: rgb(45, 129, 163);
/* oklch */ color: oklch(56.8% 0.094 229.0);

Tailwind

colors: {
  custom: {
    50: '#76a5be',
    500: '#2d81a3',
    950: '#000000',
  },
}

SCSS

$custom: #2d81a3;
$custom-light: #76a5be;
$custom-dark: #000000;

JSON

{
  "hex": "#2d81a3",
  "rgb": {
    "r": 45,
    "g": 129,
    "b": 163
  },
  "hsl": {
    "h": 197.288,
    "s": 56.731,
    "l": 40.784
  },
  "oklch": {
    "l": 0.56814,
    "c": 0.09434,
    "h": 229
  },
  "luminance": 0.18903
}

Semantic roles & 50–950 ramp

primary

#2D81A3

secondary

#C0846C

accent

#7448E0

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #2D81A3

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

Preview Lab → · Contrast checker → · Palette generator →