#4F83D9#4F83D9

#4F83D9 is a mid, vivid blue. Relative luminance 0.229; OKLCH L 61.5% C 0.142 H 259.9°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#4F83D9
RGB	rgb(79, 131, 217)
HSL	hsl(217, 64%, 58%)
HSV	hsv(217, 64%, 85%)
CMYK	cmyk(63.6%, 39.6%, 0%, 14.9%)
CIE-LAB	lab(54.97, 9.50, -49.25)
CIE-LCH	lch(54.97, 50.16, 280.92°)
OKLab	oklab(61.47% -0.0249 -0.1402)
OKLCH	oklch(61.47% 0.142 259.9)
XYZ	xyz(23.8607, 22.9024, 68.7953)
Luminance	0.2291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F83D9 #D9A54F

analogous

#4FC8D9 #4F83D9 #604FD9

triadic

#4F83D9 #D94F83 #83D94F

tetradic

#4F83D9 #D94FC8 #D9A54F #4FD960

square

#4F83D9 #D94FC8 #D9A54F #4FD960

split-complementary

#4F83D9 #D9604F #C8D94F

monochromatic

#1F498F #2A63C1 #4F83D9 #81A6E4 #B4CAEF

Accessibility & contrast

On white

3.76

#4F83D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#4F83D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F83D9

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F83D9	#FFFFFF	#000000	##000000
##4F83D9	1.00	3.76	5.58	5.58
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D8BDC

Deuteranopia (green-blind)

#497ED7

Tritanopia (blue-blind)

#0097A3

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4f83d9;
/* rgb */ color: rgb(79, 131, 217);
/* oklch */ color: oklch(61.5% 0.142 259.9);

Tailwind

colors: {
  custom: {
    50: '#8da6e5',
    500: '#4f83d9',
    950: '#000000',
  },
}

SCSS

$custom: #4f83d9;
$custom-light: #8da6e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4f83d9",
  "rgb": {
    "r": 79,
    "g": 131,
    "b": 217
  },
  "hsl": {
    "h": 217.391,
    "s": 64.486,
    "l": 58.039
  },
  "oklch": {
    "l": 0.61465,
    "c": 0.14235,
    "h": 259.9
  },
  "luminance": 0.22905
}

Semantic roles & 50–950 ramp

primary

#4F83D9

secondary

#DDC9A6

accent

#A840E7

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4F83D9

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

Preview Lab → · Contrast checker → · Palette generator →