#2F73BC#2F73BC

#2F73BC is a mid, vivid cyan. Relative luminance 0.165; OKLCH L 54.9% C 0.133 H 252.8°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#2F73BC
RGB	rgb(47, 115, 188)
HSL	hsl(211, 60%, 46%)
HSV	hsv(211, 75%, 74%)
CMYK	cmyk(75%, 38.8%, 0%, 26.3%)
CIE-LAB	lab(47.62, 4.02, -44.50)
CIE-LCH	lch(47.62, 44.68, 275.16°)
OKLab	oklab(54.89% -0.0393 -0.1269)
OKLCH	oklch(54.89% 0.133 252.8)
XYZ	xyz(16.3767, 16.4948, 49.8879)
Luminance	0.1650 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F73BC #BC782F

analogous

#2FB9BC #2F73BC #312FBC

triadic

#2F73BC #BC2F73 #73BC2F

tetradic

#2F73BC #BC2FB9 #BC782F #2FBC31

square

#2F73BC #BC2FB9 #BC782F #2FBC31

split-complementary

#2F73BC #BC312F #B9BC2F

monochromatic

#17375A #23558B #2F73BC #5492D4 #85B1E0

Accessibility & contrast

On white

4.88

#2F73BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#2F73BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F73BC

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F73BC	#FFFFFF	#000000	##FFFFFF
##2F73BC	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5178BF

Deuteranopia (green-blind)

#3B6BBB

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2f73bc;
/* rgb */ color: rgb(47, 115, 188);
/* oklch */ color: oklch(54.9% 0.133 252.8);

Tailwind

colors: {
  custom: {
    50: '#7b9ad0',
    500: '#2f73bc',
    950: '#000000',
  },
}

SCSS

$custom: #2f73bc;
$custom-light: #7b9ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f73bc",
  "rgb": {
    "r": 47,
    "g": 115,
    "b": 188
  },
  "hsl": {
    "h": 211.064,
    "s": 60,
    "l": 46.078
  },
  "oklch": {
    "l": 0.54893,
    "c": 0.13286,
    "h": 252.8
  },
  "luminance": 0.16497
}

Semantic roles & 50–950 ramp

primary

#2F73BC

secondary

#CAA57D

accent

#9745E3

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #2F73BC

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

Preview Lab → · Contrast checker → · Palette generator →