#2F77B9#2F77B9

#2F77B9 is a mid, vivid cyan. Relative luminance 0.173; OKLCH L 55.6% C 0.125 H 249.5°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#2F77B9
RGB	rgb(47, 119, 185)
HSL	hsl(209, 59%, 45%)
HSV	hsv(209, 75%, 73%)
CMYK	cmyk(74.6%, 35.7%, 0%, 27.5%)
CIE-LAB	lab(48.63, 0.46, -41.15)
CIE-LCH	lch(48.63, 41.16, 270.63°)
OKLab	oklab(55.64% -0.0437 -0.117)
OKLCH	oklch(55.64% 0.125 249.5)
XYZ	xyz(16.5228, 17.2989, 48.3578)
Luminance	0.1730 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F77B9 #B9712F

analogous

#2FB9B6 #2F77B9 #2F32B9

triadic

#2F77B9 #B92F77 #77B92F

tetradic

#2F77B9 #B62FB9 #B9712F #32B92F

square

#2F77B9 #B62FB9 #B9712F #32B92F

split-complementary

#2F77B9 #B92F32 #B9B62F

monochromatic

#163857 #235888 #2F77B9 #5295D3 #83B3DF

Accessibility & contrast

On white

4.71

#2F77B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#2F77B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F77B9

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F77B9	#FFFFFF	#000000	##FFFFFF
##2F77B9	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#597BBC

Deuteranopia (green-blind)

#446EB8

Tritanopia (blue-blind)

#00878F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2f77b9;
/* rgb */ color: rgb(47, 119, 185);
/* oklch */ color: oklch(55.6% 0.125 249.5);

Tailwind

colors: {
  custom: {
    50: '#7a9dce',
    500: '#2f77b9',
    950: '#000000',
  },
}

SCSS

$custom: #2f77b9;
$custom-light: #7a9dce;
$custom-dark: #000000;

JSON

{
  "hex": "#2f77b9",
  "rgb": {
    "r": 47,
    "g": 119,
    "b": 185
  },
  "hsl": {
    "h": 208.696,
    "s": 59.483,
    "l": 45.49
  },
  "oklch": {
    "l": 0.55637,
    "c": 0.12496,
    "h": 249.5
  },
  "luminance": 0.17301
}

Semantic roles & 50–950 ramp

primary

#2F77B9

secondary

#C9A07B

accent

#9045E3

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #2F77B9

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

Preview Lab → · Contrast checker → · Palette generator →