#2F77B5#2F77B5

#2F77B5 is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.4% C 0.120 H 248.0°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#2F77B5
RGB	rgb(47, 119, 181)
HSL	hsl(208, 59%, 45%)
HSV	hsv(208, 74%, 71%)
CMYK	cmyk(74%, 34.3%, 0%, 29%)
CIE-LAB	lab(48.43, -1.01, -39.17)
CIE-LCH	lch(48.43, 39.18, 268.52°)
OKLab	oklab(55.41% -0.0449 -0.1112)
OKLCH	oklch(55.41% 0.12 248)
XYZ	xyz(16.1064, 17.1324, 46.1651)
Luminance	0.1713 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F77B5 #B56D2F

analogous

#2FB5B0 #2F77B5 #2F34B5

triadic

#2F77B5 #B52F77 #77B52F

tetradic

#2F77B5 #B02FB5 #B56D2F #34B52F

square

#2F77B5 #B02FB5 #B56D2F #34B52F

split-complementary

#2F77B5 #B52F34 #B5B02F

monochromatic

#163754 #225784 #2F77B5 #5095D1 #80B3DE

Accessibility & contrast

On white

4.74

#2F77B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#2F77B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F77B5

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F77B5	#FFFFFF	#000000	##FFFFFF
##2F77B5	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7AB8

Deuteranopia (green-blind)

#476DB4

Tritanopia (blue-blind)

#00868D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2f77b5;
/* rgb */ color: rgb(47, 119, 181);
/* oklch */ color: oklch(55.4% 0.120 248.0);

Tailwind

colors: {
  custom: {
    50: '#799dcb',
    500: '#2f77b5',
    950: '#000000',
  },
}

SCSS

$custom: #2f77b5;
$custom-light: #799dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f77b5",
  "rgb": {
    "r": 47,
    "g": 119,
    "b": 181
  },
  "hsl": {
    "h": 207.761,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.55406,
    "c": 0.11995,
    "h": 248
  },
  "luminance": 0.17134
}

Semantic roles & 50–950 ramp

primary

#2F77B5

secondary

#C79D79

accent

#8E46E2

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2F77B5

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

Preview Lab → · Contrast checker → · Palette generator →