#4F83CC#4F83CC

#4F83CC is a mid, vivid blue. Relative luminance 0.223; OKLCH L 60.7% C 0.125 H 257.1°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#4F83CC
RGB	rgb(79, 131, 204)
HSL	hsl(215, 55%, 55%)
HSV	hsv(215, 61%, 80%)
CMYK	cmyk(61.3%, 35.8%, 0%, 20%)
CIE-LAB	lab(54.29, 5.10, -42.99)
CIE-LCH	lch(54.29, 43.29, 276.76°)
OKLab	oklab(60.72% -0.0279 -0.1218)
OKLCH	oklch(60.72% 0.125 257.1)
XYZ	xyz(22.2360, 22.2525, 60.2384)
Luminance	0.2225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F83CC #CC984F

analogous

#4FC1CC #4F83CC #594FCC

triadic

#4F83CC #CC4F83 #83CC4F

tetradic

#4F83CC #CC4FC1 #CC984F #4FCC59

square

#4F83CC #CC4FC1 #CC984F #4FCC59

split-complementary

#4F83CC #CC594F #C1CC4F

monochromatic

#24497D #3265AC #4F83CC #7EA4DA #AEC6E7

Accessibility & contrast

On white

3.85

#4F83CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#4F83CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F83CC

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F83CC	#FFFFFF	#000000	##000000
##4F83CC	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6488CF

Deuteranopia (green-blind)

#537CCA

Tritanopia (blue-blind)

#00949E

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4f83cc;
/* rgb */ color: rgb(79, 131, 204);
/* oklch */ color: oklch(60.7% 0.125 257.1);

Tailwind

colors: {
  custom: {
    50: '#8ba6dc',
    500: '#4f83cc',
    950: '#000000',
  },
}

SCSS

$custom: #4f83cc;
$custom-light: #8ba6dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f83cc",
  "rgb": {
    "r": 79,
    "g": 131,
    "b": 204
  },
  "hsl": {
    "h": 215.04,
    "s": 55.066,
    "l": 55.49
  },
  "oklch": {
    "l": 0.60717,
    "c": 0.12498,
    "h": 257.1
  },
  "luminance": 0.22254
}

Semantic roles & 50–950 ramp

primary

#4F83CC

secondary

#D5C0A1

accent

#A049DE

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4F83CC

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

Preview Lab → · Contrast checker → · Palette generator →