#4F9DEB#4F9DEB

#4F9DEB is a light, vivid cyan. Relative luminance 0.318; OKLCH L 68.1% C 0.139 H 250.6°. Best body text is #000000 at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#4F9DEB
RGB	rgb(79, 157, 235)
HSL	hsl(210, 80%, 62%)
HSV	hsv(210, 66%, 92%)
CMYK	cmyk(66.4%, 33.2%, 0%, 7.8%)
CIE-LAB	lab(63.15, 0.28, -46.31)
CIE-LCH	lch(63.15, 46.32, 270.34°)
OKLab	oklab(68.15% -0.0463 -0.1312)
OKLCH	oklch(68.15% 0.139 250.6)
XYZ	xyz(30.2713, 31.7712, 83.1183)
Luminance	0.3177 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9DEB #EB9D4F

analogous

#4FEBEB #4F9DEB #4F4FEB

triadic

#4F9DEB #EB4F9D #9DEB4F

tetradic

#4F9DEB #EB4FEB #EB9D4F #4FEB4F

square

#4F9DEB #EB4FEB #EB9D4F #4FEB4F

split-complementary

#4F9DEB #EB4F4F #EBEB4F

monochromatic

#1460AC #1A7EE3 #4F9DEB #86BCF1 #BDDAF7

Accessibility & contrast

On white

2.86

#4F9DEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.35

#4F9DEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F9DEB

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9DEB	#FFFFFF	#000000	##000000
##4F9DEB	1.00	2.86	7.35	7.35
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.35	21.00	1.00	1.00
##000000	7.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7BA1EE

Deuteranopia (green-blind)

#6592E9

Tritanopia (blue-blind)

#00AFB9

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #4f9deb;
/* rgb */ color: rgb(79, 157, 235);
/* oklch */ color: oklch(68.1% 0.139 250.6);

Tailwind

colors: {
  custom: {
    50: '#90b9f2',
    500: '#4f9deb',
    950: '#000000',
  },
}

SCSS

$custom: #4f9deb;
$custom-light: #90b9f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9deb",
  "rgb": {
    "r": 79,
    "g": 157,
    "b": 235
  },
  "hsl": {
    "h": 210,
    "s": 79.592,
    "l": 61.569
  },
  "oklch": {
    "l": 0.68146,
    "c": 0.13916,
    "h": 250.6
  },
  "luminance": 0.31774
}

Semantic roles & 50–950 ramp

primary

#4F9DEB

secondary

#E8CBAE

accent

#730ADC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #4F9DEB

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

Preview Lab → · Contrast checker → · Palette generator →