#4F9DDD#4F9DDD

#4F9DDD is a light, vivid cyan. Relative luminance 0.310; OKLCH L 67.4% C 0.122 H 245.8°. Best body text is #000000 at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#4F9DDD
RGB	rgb(79, 157, 221)
HSL	hsl(207, 68%, 59%)
HSV	hsv(207, 64%, 87%)
CMYK	cmyk(64.3%, 29%, 0%, 13.3%)
CIE-LAB	lab(62.50, -4.39, -39.60)
CIE-LCH	lch(62.50, 39.84, 263.68°)
OKLab	oklab(67.42% -0.0502 -0.1117)
OKLCH	oklch(67.42% 0.123 245.8)
XYZ	xyz(28.3277, 30.9938, 72.8821)
Luminance	0.3100 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9DDD #DD8F4F

analogous

#4FDDD6 #4F9DDD #4F56DD

triadic

#4F9DDD #DD4F9D #9DDD4F

tetradic

#4F9DDD #D64FDD #DD8F4F #56DD4F

square

#4F9DDD #D64FDD #DD8F4F #56DD4F

split-complementary

#4F9DDD #DD4F56 #DDD64F

monochromatic

#1D5F95 #277FC8 #4F9DDD #82BAE7 #B6D6F1

Accessibility & contrast

On white

2.92

#4F9DDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.20

#4F9DDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F9DDD

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9DDD	#FFFFFF	#000000	##000000
##4F9DDD	1.00	2.92	7.20	7.20
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.20	21.00	1.00	1.00
##000000	7.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#819FE0

Deuteranopia (green-blind)

#6D91DC

Tritanopia (blue-blind)

#00ACB3

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #4f9ddd;
/* rgb */ color: rgb(79, 157, 221);
/* oklch */ color: oklch(67.4% 0.122 245.8);

Tailwind

colors: {
  custom: {
    50: '#8eb9e8',
    500: '#4f9ddd',
    950: '#000000',
  },
}

SCSS

$custom: #4f9ddd;
$custom-light: #8eb9e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9ddd",
  "rgb": {
    "r": 79,
    "g": 157,
    "b": 221
  },
  "hsl": {
    "h": 207.042,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.6742,
    "c": 0.1225,
    "h": 245.8
  },
  "luminance": 0.30997
}

Semantic roles & 50–950 ramp

primary

#4F9DDD

secondary

#E0C1A8

accent

#8B3DEA

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4F9DDD

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

Preview Lab → · Contrast checker → · Palette generator →