#4F9DDF#4F9DDF

#4F9DDF is a light, vivid cyan. Relative luminance 0.311; OKLCH L 67.5% C 0.125 H 246.6°. Best body text is #000000 at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#4F9DDF
RGB	rgb(79, 157, 223)
HSL	hsl(208, 69%, 59%)
HSV	hsv(208, 65%, 87%)
CMYK	cmyk(64.6%, 29.6%, 0%, 12.5%)
CIE-LAB	lab(62.59, -3.73, -40.57)
CIE-LCH	lch(62.59, 40.74, 264.75°)
OKLab	oklab(67.52% -0.0496 -0.1145)
OKLCH	oklch(67.52% 0.125 246.6)
XYZ	xyz(28.5957, 31.1010, 74.2938)
Luminance	0.3110 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9DDF #DF914F

analogous

#4FDFD9 #4F9DDF #4F55DF

triadic

#4F9DDF #DF4F9D #9DDF4F

tetradic

#4F9DDF #D94FDF #DF914F #55DF4F

square

#4F9DDF #D94FDF #DF914F #55DF4F

split-complementary

#4F9DDF #DF4F55 #DFD94F

monochromatic

#1C5F98 #257FCC #4F9DDF #83BAE8 #B7D7F2

Accessibility & contrast

On white

2.91

#4F9DDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.22

#4F9DDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F9DDF

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9DDF	#FFFFFF	#000000	##000000
##4F9DDF	1.00	2.91	7.22	7.22
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.22	21.00	1.00	1.00
##000000	7.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#809FE2

Deuteranopia (green-blind)

#6C91DE

Tritanopia (blue-blind)

#00ADB4

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #4f9ddf;
/* rgb */ color: rgb(79, 157, 223);
/* oklch */ color: oklch(67.5% 0.125 246.6);

Tailwind

colors: {
  custom: {
    50: '#8eb9e9',
    500: '#4f9ddf',
    950: '#000000',
  },
}

SCSS

$custom: #4f9ddf;
$custom-light: #8eb9e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9ddf",
  "rgb": {
    "r": 79,
    "g": 157,
    "b": 223
  },
  "hsl": {
    "h": 207.5,
    "s": 69.231,
    "l": 59.216
  },
  "oklch": {
    "l": 0.67521,
    "c": 0.12482,
    "h": 246.6
  },
  "luminance": 0.31104
}

Semantic roles & 50–950 ramp

primary

#4F9DDF

secondary

#E1C3A9

accent

#8D3CEC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4F9DDF

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

Preview Lab → · Contrast checker → · Palette generator →