#4F9BE0#4F9BE0

#4F9BE0 is a light, vivid cyan. Relative luminance 0.305; OKLCH L 67.1% C 0.128 H 248.2°. Best body text is #000000 at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#4F9BE0
RGB	rgb(79, 155, 224)
HSL	hsl(209, 70%, 59%)
HSV	hsv(209, 65%, 88%)
CMYK	cmyk(64.7%, 30.8%, 0%, 12.2%)
CIE-LAB	lab(62.07, -2.26, -41.94)
CIE-LCH	lch(62.07, 42.00, 266.92°)
OKLab	oklab(67.12% -0.0473 -0.1185)
OKLCH	oklch(67.12% 0.128 248.2)
XYZ	xyz(28.3953, 30.4839, 74.8941)
Luminance	0.3049 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9BE0 #E0944F

analogous

#4FE0DD #4F9BE0 #4F53E0

triadic

#4F9BE0 #E04F9B #9BE04F

tetradic

#4F9BE0 #DD4FE0 #E0944F #53E04F

square

#4F9BE0 #DD4FE0 #E0944F #53E04F

split-complementary

#4F9BE0 #E04F53 #E0DD4F

monochromatic

#1B5D9A #247DCE #4F9BE0 #83B9E9 #B7D6F2

Accessibility & contrast

On white

2.96

#4F9BE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.10

#4F9BE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F9BE0

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9BE0	#FFFFFF	#000000	##000000
##4F9BE0	1.00	2.96	7.10	7.10
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.10	21.00	1.00	1.00
##000000	7.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9EE3

Deuteranopia (green-blind)

#6990DF

Tritanopia (blue-blind)

#00ABB3

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #4f9be0;
/* rgb */ color: rgb(79, 155, 224);
/* oklch */ color: oklch(67.1% 0.128 248.2);

Tailwind

colors: {
  custom: {
    50: '#8eb8ea',
    500: '#4f9be0',
    950: '#000000',
  },
}

SCSS

$custom: #4f9be0;
$custom-light: #8eb8ea;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9be0",
  "rgb": {
    "r": 79,
    "g": 155,
    "b": 224
  },
  "hsl": {
    "h": 208.552,
    "s": 70.048,
    "l": 59.412
  },
  "oklch": {
    "l": 0.67124,
    "c": 0.12764,
    "h": 248.2
  },
  "luminance": 0.30487
}

Semantic roles & 50–950 ramp

primary

#4F9BE0

secondary

#E2C4A9

accent

#903BED

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4F9BE0

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

Preview Lab → · Contrast checker → · Palette generator →