#4F77BE#4F77BE

#4F77BE is a mid, moderate blue. Relative luminance 0.186; OKLCH L 57.3% C 0.119 H 261.2°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4F77BE
RGB	rgb(79, 119, 190)
HSL	hsl(218, 46%, 53%)
HSV	hsv(218, 58%, 75%)
CMYK	cmyk(58.4%, 37.4%, 0%, 25.5%)
CIE-LAB	lab(50.18, 7.66, -41.50)
CIE-LCH	lch(50.18, 42.20, 280.46°)
OKLab	oklab(57.29% -0.0183 -0.1176)
OKLCH	oklch(57.29% 0.119 261.2)
XYZ	xyz(19.1123, 18.5720, 51.2828)
Luminance	0.1857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F77BE #BE964F

analogous

#4FAFBE #4F77BE #5E4FBE

triadic

#4F77BE #BE4F77 #77BE4F

tetradic

#4F77BE #BE4FAF #BE964F #4FBE5E

square

#4F77BE #BE4FAF #BE964F #4FBE5E

split-complementary

#4F77BE #BE5E4F #AFBE4F

monochromatic

#28406B #385B98 #4F77BE #7C9ACF #A8BCDF

Accessibility & contrast

On white

4.45

#4F77BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4F77BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F77BE

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F77BE	#FFFFFF	#000000	##000000
##4F77BE	1.00	4.45	4.71	4.71
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#597DC1

Deuteranopia (green-blind)

#4B73BD

Tritanopia (blue-blind)

#008791

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4f77be;
/* rgb */ color: rgb(79, 119, 190);
/* oklch */ color: oklch(57.3% 0.119 261.2);

Tailwind

colors: {
  custom: {
    50: '#899dd2',
    500: '#4f77be',
    950: '#000000',
  },
}

SCSS

$custom: #4f77be;
$custom-light: #899dd2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f77be",
  "rgb": {
    "r": 79,
    "g": 119,
    "b": 190
  },
  "hsl": {
    "h": 218.378,
    "s": 46.058,
    "l": 52.745
  },
  "oklch": {
    "l": 0.57286,
    "c": 0.11903,
    "h": 261.2
  },
  "luminance": 0.18574
}

Semantic roles & 50–950 ramp

primary

#4F77BE

secondary

#CCBB9C

accent

#A652D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4F77BE

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

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