#2D73BA#2D73BA

#2D73BA is a mid, vivid cyan. Relative luminance 0.164; OKLCH L 54.7% C 0.131 H 251.8°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#2D73BA
RGB	rgb(45, 115, 186)
HSL	hsl(210, 61%, 45%)
HSV	hsv(210, 76%, 73%)
CMYK	cmyk(75.8%, 38.2%, 0%, 27.1%)
CIE-LAB	lab(47.45, 3.02, -43.62)
CIE-LCH	lch(47.45, 43.72, 273.96°)
OKLab	oklab(54.71% -0.041 -0.1244)
OKLCH	oklch(54.71% 0.131 251.8)
XYZ	xyz(16.0725, 16.3627, 48.7561)
Luminance	0.1636 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D73BA #BA742D

analogous

#2DB9BA #2D73BA #2E2DBA

triadic

#2D73BA #BA2D73 #73BA2D

tetradic

#2D73BA #BA2DB9 #BA742D #2DBA2E

square

#2D73BA #BA2DB9 #BA742D #2DBA2E

split-complementary

#2D73BA #BA2E2D #B9BA2D

monochromatic

#153657 #215589 #2D73BA #5092D5 #81B0E0

Accessibility & contrast

On white

4.91

#2D73BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#2D73BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D73BA

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D73BA	#FFFFFF	#000000	##FFFFFF
##2D73BA	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5278BD

Deuteranopia (green-blind)

#3C6BB9

Tritanopia (blue-blind)

#00848D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2d73ba;
/* rgb */ color: rgb(45, 115, 186);
/* oklch */ color: oklch(54.7% 0.131 251.8);

Tailwind

colors: {
  custom: {
    50: '#7a9acf',
    500: '#2d73ba',
    950: '#000000',
  },
}

SCSS

$custom: #2d73ba;
$custom-light: #7a9acf;
$custom-dark: #000000;

JSON

{
  "hex": "#2d73ba",
  "rgb": {
    "r": 45,
    "g": 115,
    "b": 186
  },
  "hsl": {
    "h": 210.213,
    "s": 61.039,
    "l": 45.294
  },
  "oklch": {
    "l": 0.54707,
    "c": 0.13093,
    "h": 251.8
  },
  "luminance": 0.16365
}

Semantic roles & 50–950 ramp

primary

#2D73BA

secondary

#C9A279

accent

#9444E4

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E14

muted

#7C7E82

Preview Lab

Preview with #2D73BA

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

Preview Lab → · Contrast checker → · Palette generator →