#4F89ED#4F89ED

#4F89ED is a light, vivid blue. Relative luminance 0.257; OKLCH L 63.9% C 0.162 H 260.5°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#4F89ED
RGB	rgb(79, 137, 237)
HSL	hsl(218, 81%, 62%)
HSV	hsv(218, 67%, 93%)
CMYK	cmyk(66.7%, 42.2%, 0%, 7.1%)
CIE-LAB	lab(57.72, 12.75, -56.05)
CIE-LCH	lch(57.72, 57.48, 282.82°)
OKLab	oklab(63.95% -0.0267 -0.16)
OKLCH	oklch(63.95% 0.162 260.5)
XYZ	xyz(27.4507, 25.6653, 83.6116)
Luminance	0.2567 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F89ED #EDB34F

analogous

#4FD8ED #4F89ED #644FED

triadic

#4F89ED #ED4F89 #89ED4F

tetradic

#4F89ED #ED4FD8 #EDB34F #4FED64

square

#4F89ED #ED4FD8 #EDB34F #4FED64

split-complementary

#4F89ED #ED644F #D8ED4F

monochromatic

#124CB0 #1864E7 #4F89ED #87AEF3 #BED3F8

Accessibility & contrast

On white

3.42

#4F89ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.13

#4F89ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F89ED

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F89ED	#FFFFFF	#000000	##000000
##4F89ED	1.00	3.42	6.13	6.13
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.13	21.00	1.00	1.00
##000000	6.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A93F1

Deuteranopia (green-blind)

#4084EB

Tritanopia (blue-blind)

#00A0AF

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4f89ed;
/* rgb */ color: rgb(79, 137, 237);
/* oklch */ color: oklch(63.9% 0.162 260.5);

Tailwind

colors: {
  custom: {
    50: '#90aaf3',
    500: '#4f89ed',
    950: '#000000',
  },
}

SCSS

$custom: #4f89ed;
$custom-light: #90aaf3;
$custom-dark: #000000;

JSON

{
  "hex": "#4f89ed",
  "rgb": {
    "r": 79,
    "g": 137,
    "b": 237
  },
  "hsl": {
    "h": 217.975,
    "s": 81.443,
    "l": 61.961
  },
  "oklch": {
    "l": 0.63946,
    "c": 0.16222,
    "h": 260.5
  },
  "luminance": 0.25668
}

Semantic roles & 50–950 ramp

primary

#4F89ED

secondary

#E9D4AF

accent

#8F08DE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4F89ED

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

Preview Lab → · Contrast checker → · Palette generator →