#4FB4DB#4FB4DB

#4FB4DB is a light, moderate cyan. Relative luminance 0.394; OKLCH L 72.6% C 0.109 H 226.7°. Best body text is #000000 at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#4FB4DB
RGB	rgb(79, 180, 219)
HSL	hsl(197, 66%, 58%)
HSV	hsv(197, 64%, 86%)
CMYK	cmyk(63.9%, 17.8%, 0%, 14.1%)
CIE-LAB	lab(69.05, -17.59, -28.33)
CIE-LCH	lch(69.05, 33.35, 238.17°)
OKLab	oklab(72.59% -0.0745 -0.0791)
OKLCH	oklch(72.59% 0.109 226.7)
XYZ	xyz(32.3268, 39.4159, 72.9085)
Luminance	0.3942 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB4DB #DB764F

analogous

#4FDBBC #4FB4DB #4F6EDB

triadic

#4FB4DB #DB4FB4 #B4DB4F

tetradic

#4FB4DB #BC4FDB #DB764F #6EDB4F

square

#4FB4DB #BC4FDB #DB764F #6EDB4F

split-complementary

#4FB4DB #DB4F6E #DBBC4F

monochromatic

#1E7192 #2899C5 #4FB4DB #82CAE5 #B5DFF0

Accessibility & contrast

On white

2.36

#4FB4DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.88

#4FB4DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB4DB

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB4DB	#FFFFFF	#000000	##000000
##4FB4DB	1.00	2.36	8.88	8.88
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.88	21.00	1.00	1.00
##000000	8.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB1DD

Deuteranopia (green-blind)

#8BA2DB

Tritanopia (blue-blind)

#00BFC1

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #4fb4db;
/* rgb */ color: rgb(79, 180, 219);
/* oklch */ color: oklch(72.6% 0.109 226.7);

Tailwind

colors: {
  custom: {
    50: '#8ecae6',
    500: '#4fb4db',
    950: '#000000',
  },
}

SCSS

$custom: #4fb4db;
$custom-light: #8ecae6;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb4db",
  "rgb": {
    "r": 79,
    "g": 180,
    "b": 219
  },
  "hsl": {
    "h": 196.714,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.72592,
    "c": 0.10871,
    "h": 226.7
  },
  "luminance": 0.39419
}

Semantic roles & 50–950 ramp

primary

#4FB4DB

secondary

#DFB7A7

accent

#6E3FE9

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4FB4DB

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

Preview Lab → · Contrast checker → · Palette generator →