#4F9CDF#4F9CDF

#4F9CDF is a light, vivid cyan. Relative luminance 0.308; OKLCH L 67.3% C 0.126 H 247.2°. Best body text is #000000 at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#4F9CDF
RGB	rgb(79, 156, 223)
HSL	hsl(208, 69%, 59%)
HSV	hsv(208, 65%, 87%)
CMYK	cmyk(64.6%, 30%, 0%, 12.5%)
CIE-LAB	lab(62.31, -3.16, -41.02)
CIE-LCH	lch(62.31, 41.14, 265.60°)
OKLab	oklab(67.3% -0.0486 -0.1158)
OKLCH	oklch(67.3% 0.126 247.2)
XYZ	xyz(28.4272, 30.7640, 74.2377)
Luminance	0.3077 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9CDF #DF924F

analogous

#4FDFDA #4F9CDF #4F54DF

triadic

#4F9CDF #DF4F9C #9CDF4F

tetradic

#4F9CDF #DA4FDF #DF924F #54DF4F

square

#4F9CDF #DA4FDF #DF924F #54DF4F

split-complementary

#4F9CDF #DF4F54 #DFDA4F

monochromatic

#1C5E98 #257ECC #4F9CDF #83B9E8 #B7D6F2

Accessibility & contrast

On white

2.94

#4F9CDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.15

#4F9CDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F9CDF

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9CDF	#FFFFFF	#000000	##000000
##4F9CDF	1.00	2.94	7.15	7.15
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.15	21.00	1.00	1.00
##000000	7.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F9EE2

Deuteranopia (green-blind)

#6B90DE

Tritanopia (blue-blind)

#00ACB4

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #4f9cdf;
/* rgb */ color: rgb(79, 156, 223);
/* oklch */ color: oklch(67.3% 0.126 247.2);

Tailwind

colors: {
  custom: {
    50: '#8eb9e9',
    500: '#4f9cdf',
    950: '#000000',
  },
}

SCSS

$custom: #4f9cdf;
$custom-light: #8eb9e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9cdf",
  "rgb": {
    "r": 79,
    "g": 156,
    "b": 223
  },
  "hsl": {
    "h": 207.917,
    "s": 69.231,
    "l": 59.216
  },
  "oklch": {
    "l": 0.67297,
    "c": 0.12562,
    "h": 247.2
  },
  "luminance": 0.30767
}

Semantic roles & 50–950 ramp

primary

#4F9CDF

secondary

#E1C3A9

accent

#8E3CEC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4F9CDF

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

Preview Lab → · Contrast checker → · Palette generator →