#4F82DD#4F82DD

#4F82DD is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.5% C 0.149 H 261.1°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#4F82DD
RGB	rgb(79, 130, 221)
HSL	hsl(218, 68%, 59%)
HSV	hsv(218, 64%, 87%)
CMYK	cmyk(64.3%, 41.2%, 0%, 13.3%)
CIE-LAB	lab(54.91, 11.48, -51.59)
CIE-LCH	lch(54.91, 52.86, 282.54°)
OKLab	oklab(61.49% -0.0231 -0.147)
OKLCH	oklch(61.49% 0.149 261.1)
XYZ	xyz(24.2536, 22.8457, 71.5241)
Luminance	0.2285 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F82DD #DDAA4F

analogous

#4FC9DD #4F82DD #634FDD

triadic

#4F82DD #DD4F82 #82DD4F

tetradic

#4F82DD #DD4FC9 #DDAA4F #4FDD63

square

#4F82DD #DD4FC9 #DDAA4F #4FDD63

split-complementary

#4F82DD #DD634F #C9DD4F

monochromatic

#1D4895 #2761C8 #4F82DD #82A6E7 #B6CBF1

Accessibility & contrast

On white

3.77

#4F82DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#4F82DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F82DD

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F82DD	#FFFFFF	#000000	##000000
##4F82DD	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#598BE1

Deuteranopia (green-blind)

#437DDB

Tritanopia (blue-blind)

#0097A5

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4f82dd;
/* rgb */ color: rgb(79, 130, 221);
/* oklch */ color: oklch(61.5% 0.149 261.1);

Tailwind

colors: {
  custom: {
    50: '#8ea5e8',
    500: '#4f82dd',
    950: '#000000',
  },
}

SCSS

$custom: #4f82dd;
$custom-light: #8ea5e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f82dd",
  "rgb": {
    "r": 79,
    "g": 130,
    "b": 221
  },
  "hsl": {
    "h": 218.451,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.61491,
    "c": 0.14884,
    "h": 261.1
  },
  "luminance": 0.22848
}

Semantic roles & 50–950 ramp

primary

#4F82DD

secondary

#E0CCA8

accent

#AC3DEA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4F82DD

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

Preview Lab → · Contrast checker → · Palette generator →