#2F77B4#2F77B4

#2F77B4 is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.3% C 0.119 H 247.7°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#2F77B4
RGB	rgb(47, 119, 180)
HSL	hsl(208, 59%, 45%)
HSV	hsv(208, 74%, 71%)
CMYK	cmyk(73.9%, 33.9%, 0%, 29.4%)
CIE-LAB	lab(48.38, -1.38, -38.67)
CIE-LCH	lch(48.38, 38.70, 267.96°)
OKLab	oklab(55.35% -0.0451 -0.1098)
OKLCH	oklch(55.35% 0.119 247.7)
XYZ	xyz(16.0042, 17.0915, 45.6267)
Luminance	0.1709 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F77B4 #B46C2F

analogous

#2FB4AF #2F77B4 #2F35B4

triadic

#2F77B4 #B42F77 #77B42F

tetradic

#2F77B4 #AF2FB4 #B46C2F #35B42F

square

#2F77B4 #AF2FB4 #B46C2F #35B42F

split-complementary

#2F77B4 #B42F35 #B4AF2F

monochromatic

#163753 #225783 #2F77B4 #4F95D1 #80B3DE

Accessibility & contrast

On white

4.75

#2F77B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#2F77B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F77B4

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F77B4	#FFFFFF	#000000	##FFFFFF
##2F77B4	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7AB7

Deuteranopia (green-blind)

#486DB3

Tritanopia (blue-blind)

#00868D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2f77b4;
/* rgb */ color: rgb(47, 119, 180);
/* oklch */ color: oklch(55.3% 0.119 247.7);

Tailwind

colors: {
  custom: {
    50: '#799dcb',
    500: '#2f77b4',
    950: '#000000',
  },
}

SCSS

$custom: #2f77b4;
$custom-light: #799dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f77b4",
  "rgb": {
    "r": 47,
    "g": 119,
    "b": 180
  },
  "hsl": {
    "h": 207.519,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.55349,
    "c": 0.11872,
    "h": 247.7
  },
  "luminance": 0.17093
}

Semantic roles & 50–950 ramp

primary

#2F77B4

secondary

#C79C78

accent

#8D46E2

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2F77B4

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

Preview Lab → · Contrast checker → · Palette generator →