#4F89EA#4F89EA

#4F89EA is a light, vivid blue. Relative luminance 0.255; OKLCH L 63.8% C 0.158 H 260.1°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#4F89EA
RGB	rgb(79, 137, 234)
HSL	hsl(218, 79%, 61%)
HSV	hsv(218, 66%, 92%)
CMYK	cmyk(66.2%, 41.5%, 0%, 8.2%)
CIE-LAB	lab(57.55, 11.72, -54.65)
CIE-LCH	lch(57.55, 55.89, 282.10°)
OKLab	oklab(63.76% -0.0272 -0.1559)
OKLCH	oklch(63.76% 0.158 260.1)
XYZ	xyz(27.0161, 25.4914, 81.3225)
Luminance	0.2549 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F89EA #EAB04F

analogous

#4FD7EA #4F89EA #634FEA

triadic

#4F89EA #EA4F89 #89EA4F

tetradic

#4F89EA #EA4FD7 #EAB04F #4FEA63

square

#4F89EA #EA4FD7 #EAB04F #4FEA63

split-complementary

#4F89EA #EA634F #D7EA4F

monochromatic

#144CAA #1B65E1 #4F89EA #86AEF1 #BCD2F7

Accessibility & contrast

On white

3.44

#4F89EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#4F89EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F89EA

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F89EA	#FFFFFF	#000000	##000000
##4F89EA	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C92EE

Deuteranopia (green-blind)

#4384E8

Tritanopia (blue-blind)

#009FAE

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4f89ea;
/* rgb */ color: rgb(79, 137, 234);
/* oklch */ color: oklch(63.8% 0.158 260.1);

Tailwind

colors: {
  custom: {
    50: '#90aaf1',
    500: '#4f89ea',
    950: '#000000',
  },
}

SCSS

$custom: #4f89ea;
$custom-light: #90aaf1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f89ea",
  "rgb": {
    "r": 79,
    "g": 137,
    "b": 234
  },
  "hsl": {
    "h": 217.548,
    "s": 78.68,
    "l": 61.373
  },
  "oklch": {
    "l": 0.63763,
    "c": 0.15826,
    "h": 260.1
  },
  "luminance": 0.25494
}

Semantic roles & 50–950 ramp

primary

#4F89EA

secondary

#E7D2AD

accent

#8D0BDB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4F89EA

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

Preview Lab → · Contrast checker → · Palette generator →