#4F89DD#4F89DD

#4F89DD is a light, vivid blue. Relative luminance 0.248; OKLCH L 63.0% C 0.141 H 257.7°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#4F89DD
RGB	rgb(79, 137, 221)
HSL	hsl(215, 68%, 59%)
HSV	hsv(215, 64%, 87%)
CMYK	cmyk(64.3%, 38%, 0%, 13.3%)
CIE-LAB	lab(56.85, 7.26, -48.51)
CIE-LCH	lch(56.85, 49.05, 278.52°)
OKLab	oklab(62.99% -0.03 -0.1379)
OKLCH	oklch(62.99% 0.141 257.7)
XYZ	xyz(25.2166, 24.7716, 71.8451)
Luminance	0.2477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F89DD #DDA34F

analogous

#4FD0DD #4F89DD #5C4FDD

triadic

#4F89DD #DD4F89 #89DD4F

tetradic

#4F89DD #DD4FD0 #DDA34F #4FDD5C

square

#4F89DD #DD4FD0 #DDA34F #4FDD5C

split-complementary

#4F89DD #DD5C4F #D0DD4F

monochromatic

#1D4E95 #2769C8 #4F89DD #82ABE7 #B6CEF1

Accessibility & contrast

On white

3.53

#4F89DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#4F89DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F89DD

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F89DD	#FFFFFF	#000000	##000000
##4F89DD	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6490E0

Deuteranopia (green-blind)

#4F82DB

Tritanopia (blue-blind)

#009CA8

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4f89dd;
/* rgb */ color: rgb(79, 137, 221);
/* oklch */ color: oklch(63.0% 0.141 257.7);

Tailwind

colors: {
  custom: {
    50: '#8dabe8',
    500: '#4f89dd',
    950: '#000000',
  },
}

SCSS

$custom: #4f89dd;
$custom-light: #8dabe8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f89dd",
  "rgb": {
    "r": 79,
    "g": 137,
    "b": 221
  },
  "hsl": {
    "h": 215.493,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.62994,
    "c": 0.14114,
    "h": 257.7
  },
  "luminance": 0.24774
}

Semantic roles & 50–950 ramp

primary

#4F89DD

secondary

#E0C9A8

accent

#A43DEA

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4F89DD

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

Preview Lab → · Contrast checker → · Palette generator →