#4F9EF5#4F9EF5

#4F9EF5 is a light, vivid cyan. Relative luminance 0.327; OKLCH L 68.9% C 0.151 H 252.7°. Best body text is #000000 at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#4F9EF5
RGB	rgb(79, 158, 245)
HSL	hsl(211, 89%, 64%)
HSV	hsv(211, 68%, 96%)
CMYK	cmyk(67.8%, 35.5%, 0%, 3.9%)
CIE-LAB	lab(63.92, 3.08, -50.59)
CIE-LCH	lch(63.92, 50.69, 273.48°)
OKLab	oklab(68.91% -0.0446 -0.1437)
OKLCH	oklch(68.91% 0.151 252.7)
XYZ	xyz(31.9267, 32.7052, 90.9987)
Luminance	0.3271 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9EF5 #F5A64F

analogous

#4FF1F5 #4F9EF5 #534FF5

triadic

#4F9EF5 #F54F9E #9EF54F

tetradic

#4F9EF5 #F54FF1 #F5A64F #4FF553

square

#4F9EF5 #F54FF1 #F5A64F #4FF553

split-complementary

#4F9EF5 #F5534F #F1F54F

monochromatic

#0B60BF #157EF2 #4F9EF5 #89BEF8 #C3DEFC

Accessibility & contrast

On white

2.78

#4F9EF5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.54

#4F9EF5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F9EF5

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9EF5	#FFFFFF	#000000	##000000
##4F9EF5	1.00	2.78	7.54	7.54
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.54	21.00	1.00	1.00
##000000	7.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#77A3F9

Deuteranopia (green-blind)

#5F94F3

Tritanopia (blue-blind)

#00B2BE

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #4f9ef5;
/* rgb */ color: rgb(79, 158, 245);
/* oklch */ color: oklch(68.9% 0.151 252.7);

Tailwind

colors: {
  custom: {
    50: '#91baf9',
    500: '#4f9ef5',
    950: '#000000',
  },
}

SCSS

$custom: #4f9ef5;
$custom-light: #91baf9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9ef5",
  "rgb": {
    "r": 79,
    "g": 158,
    "b": 245
  },
  "hsl": {
    "h": 211.446,
    "s": 89.247,
    "l": 63.529
  },
  "oklch": {
    "l": 0.68907,
    "c": 0.15051,
    "h": 252.7
  },
  "luminance": 0.32709
}

Semantic roles & 50–950 ramp

primary

#4F9EF5

secondary

#EDD1B2

accent

#7800E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #4F9EF5

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

Preview Lab → · Contrast checker → · Palette generator →