#2F73B4#2F73B4

#2F73B4 is a mid, vivid cyan. Relative luminance 0.162; OKLCH L 54.4% C 0.123 H 250.3°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#2F73B4
RGB	rgb(47, 115, 180)
HSL	hsl(209, 59%, 45%)
HSV	hsv(209, 74%, 71%)
CMYK	cmyk(73.9%, 36.1%, 0%, 29.4%)
CIE-LAB	lab(47.18, 1.05, -40.56)
CIE-LCH	lch(47.18, 40.57, 271.49°)
OKLab	oklab(54.41% -0.0413 -0.1154)
OKLCH	oklch(54.41% 0.123 250.3)
XYZ	xyz(15.5381, 16.1593, 45.4713)
Luminance	0.1616 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F73B4 #B4702F

analogous

#2FB4B2 #2F73B4 #2F31B4

triadic

#2F73B4 #B42F73 #73B42F

tetradic

#2F73B4 #B22FB4 #B4702F #31B42F

square

#2F73B4 #B22FB4 #B4702F #31B42F

split-complementary

#2F73B4 #B42F31 #B4B22F

monochromatic

#163553 #225483 #2F73B4 #4F92D1 #80B0DE

Accessibility & contrast

On white

4.96

#2F73B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#2F73B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F73B4

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F73B4	#FFFFFF	#000000	##FFFFFF
##2F73B4	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5577B7

Deuteranopia (green-blind)

#426AB3

Tritanopia (blue-blind)

#00828B

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #2f73b4;
/* rgb */ color: rgb(47, 115, 180);
/* oklch */ color: oklch(54.4% 0.123 250.3);

Tailwind

colors: {
  custom: {
    50: '#799acb',
    500: '#2f73b4',
    950: '#000000',
  },
}

SCSS

$custom: #2f73b4;
$custom-light: #799acb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f73b4",
  "rgb": {
    "r": 47,
    "g": 115,
    "b": 180
  },
  "hsl": {
    "h": 209.323,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.54412,
    "c": 0.12255,
    "h": 250.3
  },
  "luminance": 0.16161
}

Semantic roles & 50–950 ramp

primary

#2F73B4

secondary

#C79F78

accent

#9246E2

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2F73B4

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

Preview Lab → · Contrast checker → · Palette generator →