#4F9FEA#4F9FEA

#4F9FEA is a light, vivid cyan. Relative luminance 0.324; OKLCH L 68.5% C 0.136 H 249.1°. Best body text is #000000 at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#4F9FEA
RGB	rgb(79, 159, 234)
HSL	hsl(209, 79%, 61%)
HSV	hsv(209, 66%, 92%)
CMYK	cmyk(66.2%, 32.1%, 0%, 8.2%)
CIE-LAB	lab(63.67, -1.21, -44.95)
CIE-LCH	lch(63.67, 44.97, 268.46°)
OKLab	oklab(68.54% -0.0485 -0.1273)
OKLCH	oklch(68.54% 0.136 249.1)
XYZ	xyz(30.4683, 32.3959, 82.4733)
Luminance	0.3240 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9FEA #EA9A4F

analogous

#4FEAE7 #4F9FEA #4F52EA

triadic

#4F9FEA #EA4F9F #9FEA4F

tetradic

#4F9FEA #E74FEA #EA9A4F #52EA4F

square

#4F9FEA #E74FEA #EA9A4F #52EA4F

split-complementary

#4F9FEA #EA4F52 #EAE74F

monochromatic

#1462AA #1B81E1 #4F9FEA #86BDF1 #BCDBF7

Accessibility & contrast

On white

2.81

#4F9FEA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.48

#4F9FEA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F9FEA

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9FEA	#FFFFFF	#000000	##000000
##4F9FEA	1.00	2.81	7.48	7.48
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.48	21.00	1.00	1.00
##000000	7.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7EA2ED

Deuteranopia (green-blind)

#6894E9

Tritanopia (blue-blind)

#00B1BA

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #4f9fea;
/* rgb */ color: rgb(79, 159, 234);
/* oklch */ color: oklch(68.5% 0.136 249.1);

Tailwind

colors: {
  custom: {
    50: '#8fbbf1',
    500: '#4f9fea',
    950: '#000000',
  },
}

SCSS

$custom: #4f9fea;
$custom-light: #8fbbf1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9fea",
  "rgb": {
    "r": 79,
    "g": 159,
    "b": 234
  },
  "hsl": {
    "h": 209.032,
    "s": 78.68,
    "l": 61.373
  },
  "oklch": {
    "l": 0.68535,
    "c": 0.13619,
    "h": 249.1
  },
  "luminance": 0.32399
}

Semantic roles & 50–950 ramp

primary

#4F9FEA

secondary

#E7C9AD

accent

#6F0BDB

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #4F9FEA

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

Preview Lab → · Contrast checker → · Palette generator →