#4F76CC#4F76CC

#4F76CC is a mid, vivid blue. Relative luminance 0.190; OKLCH L 57.9% C 0.140 H 264.1°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#4F76CC
RGB	rgb(79, 118, 204)
HSL	hsl(221, 55%, 55%)
HSV	hsv(221, 61%, 80%)
CMYK	cmyk(61.3%, 42.2%, 0%, 20%)
CIE-LAB	lab(50.66, 13.00, -48.76)
CIE-LCH	lch(50.66, 50.46, 284.93°)
OKLab	oklab(57.9% -0.0142 -0.1389)
OKLCH	oklch(57.9% 0.14 264.1)
XYZ	xyz(20.5982, 18.9770, 59.6925)
Luminance	0.1898 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F76CC #CCA54F

analogous

#4FB4CC #4F76CC #664FCC

triadic

#4F76CC #CC4F76 #76CC4F

tetradic

#4F76CC #CC4FB4 #CCA54F #4FCC66

square

#4F76CC #CC4FB4 #CCA54F #4FCC66

split-complementary

#4F76CC #CC664F #B4CC4F

monochromatic

#24407D #3258AC #4F76CC #7E9BDA #AEC0E7

Accessibility & contrast

On white

4.38

#4F76CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#4F76CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F76CC

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F76CC	#FFFFFF	#000000	##000000
##4F76CC	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F7FCF

Deuteranopia (green-blind)

#3D73CA

Tritanopia (blue-blind)

#008997

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4f76cc;
/* rgb */ color: rgb(79, 118, 204);
/* oklch */ color: oklch(57.9% 0.140 264.1);

Tailwind

colors: {
  custom: {
    50: '#8b9ddc',
    500: '#4f76cc',
    950: '#000000',
  },
}

SCSS

$custom: #4f76cc;
$custom-light: #8b9ddc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f76cc",
  "rgb": {
    "r": 79,
    "g": 118,
    "b": 204
  },
  "hsl": {
    "h": 221.28,
    "s": 55.066,
    "l": 55.49
  },
  "oklch": {
    "l": 0.57901,
    "c": 0.1396,
    "h": 264.1
  },
  "luminance": 0.18979
}

Semantic roles & 50–950 ramp

primary

#4F76CC

secondary

#D5C5A1

accent

#B049DE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F76CC

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

Preview Lab → · Contrast checker → · Palette generator →