#4F83DD#4F83DD

#4F83DD is a mid, vivid blue. Relative luminance 0.231; OKLCH L 61.7% C 0.148 H 260.6°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#4F83DD
RGB	rgb(79, 131, 221)
HSL	hsl(218, 68%, 59%)
HSV	hsv(218, 64%, 87%)
CMYK	cmyk(64.3%, 40.7%, 0%, 13.3%)
CIE-LAB	lab(55.19, 10.87, -51.16)
CIE-LCH	lch(55.19, 52.30, 282.00°)
OKLab	oklab(61.7% -0.024 -0.1457)
OKLCH	oklch(61.7% 0.148 260.6)
XYZ	xyz(24.3873, 23.1130, 71.5686)
Luminance	0.2311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F83DD #DDA94F

analogous

#4FCADD #4F83DD #624FDD

triadic

#4F83DD #DD4F83 #83DD4F

tetradic

#4F83DD #DD4FCA #DDA94F #4FDD62

square

#4F83DD #DD4FCA #DDA94F #4FDD62

split-complementary

#4F83DD #DD624F #CADD4F

monochromatic

#1D4995 #2762C8 #4F83DD #82A7E7 #B6CBF1

Accessibility & contrast

On white

3.73

#4F83DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#4F83DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F83DD

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F83DD	#FFFFFF	#000000	##000000
##4F83DD	1.00	3.73	5.62	5.62
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A8BE1

Deuteranopia (green-blind)

#457EDB

Tritanopia (blue-blind)

#0098A5

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4f83dd;
/* rgb */ color: rgb(79, 131, 221);
/* oklch */ color: oklch(61.7% 0.148 260.6);

Tailwind

colors: {
  custom: {
    50: '#8da6e8',
    500: '#4f83dd',
    950: '#000000',
  },
}

SCSS

$custom: #4f83dd;
$custom-light: #8da6e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f83dd",
  "rgb": {
    "r": 79,
    "g": 131,
    "b": 221
  },
  "hsl": {
    "h": 218.028,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.61704,
    "c": 0.14771,
    "h": 260.6
  },
  "luminance": 0.23115
}

Semantic roles & 50–950 ramp

primary

#4F83DD

secondary

#E0CBA8

accent

#AB3DEA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4F83DD

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

Preview Lab → · Contrast checker → · Palette generator →