#4FC9DB#4FC9DB

#4FC9DB is a light, moderate teal. Relative luminance 0.485; OKLCH L 77.5% C 0.110 H 208.7°. Best body text is #000000 at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#4FC9DB
RGB	rgb(79, 201, 219)
HSL	hsl(188, 66%, 58%)
HSV	hsv(188, 64%, 86%)
CMYK	cmyk(63.9%, 8.2%, 0%, 14.1%)
CIE-LAB	lab(75.17, -28.24, -19.00)
CIE-LCH	lch(75.17, 34.03, 213.93°)
OKLab	oklab(77.5% -0.0961 -0.0527)
OKLCH	oklch(77.5% 0.11 208.7)
XYZ	xyz(36.8919, 48.5460, 74.4302)
Luminance	0.4855 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FC9DB #DB614F

analogous

#4FDBA7 #4FC9DB #4F83DB

triadic

#4FC9DB #DB4FC9 #C9DB4F

tetradic

#4FC9DB #A74FDB #DB614F #83DB4F

square

#4FC9DB #A74FDB #DB614F #83DB4F

split-complementary

#4FC9DB #DB4F83 #DBA74F

monochromatic

#1E8392 #28B0C5 #4FC9DB #82D9E5 #B5E8F0

Accessibility & contrast

On white

1.96

#4FC9DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.71

#4FC9DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FC9DB

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FC9DB	#FFFFFF	#000000	##000000
##4FC9DB	1.00	1.96	10.71	10.71
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.71	21.00	1.00	1.00
##000000	10.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8C2DC

Deuteranopia (green-blind)

#A4B3DB

Tritanopia (blue-blind)

#00D2CE

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #4fc9db;
/* rgb */ color: rgb(79, 201, 219);
/* oklch */ color: oklch(77.5% 0.110 208.7);

Tailwind

colors: {
  custom: {
    50: '#90d9e6',
    500: '#4fc9db',
    950: '#000000',
  },
}

SCSS

$custom: #4fc9db;
$custom-light: #90d9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4fc9db",
  "rgb": {
    "r": 79,
    "g": 201,
    "b": 219
  },
  "hsl": {
    "h": 187.714,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.77499,
    "c": 0.10957,
    "h": 208.7
  },
  "luminance": 0.4855
}

Semantic roles & 50–950 ramp

primary

#4FC9DB

secondary

#DFAEA7

accent

#553FE9

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0E1415

muted

#7E8384

Preview Lab

Preview with #4FC9DB

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

Preview Lab → · Contrast checker → · Palette generator →