#4FB5CB#4FB5CB

#4FB5CB is a light, moderate cyan. Relative luminance 0.390; OKLCH L 72.2% C 0.099 H 214.2°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#4FB5CB
RGB	rgb(79, 181, 203)
HSL	hsl(191, 54%, 55%)
HSV	hsv(191, 61%, 80%)
CMYK	cmyk(61.1%, 10.8%, 0%, 20.4%)
CIE-LAB	lab(68.76, -22.96, -19.99)
CIE-LCH	lch(68.76, 30.45, 221.04°)
OKLab	oklab(72.17% -0.0817 -0.0555)
OKLCH	oklch(72.17% 0.099 214.2)
XYZ	xyz(30.5234, 39.0187, 62.4111)
Luminance	0.3902 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB5CB #CB654F

analogous

#4FCBA3 #4FB5CB #4F77CB

triadic

#4FB5CB #CB4FB5 #B5CB4F

tetradic

#4FB5CB #A34FCB #CB654F #77CB4F

square

#4FB5CB #A34FCB #CB654F #77CB4F

split-complementary

#4FB5CB #CB4F77 #CBA34F

monochromatic

#246C7B #3295AA #4FB5CB #7EC9D9 #ADDDE7

Accessibility & contrast

On white

2.39

#4FB5CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#4FB5CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB5CB

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB5CB	#FFFFFF	#000000	##000000
##4FB5CB	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B0CC

Deuteranopia (green-blind)

#93A2CB

Tritanopia (blue-blind)

#00BEBC

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #4fb5cb;
/* rgb */ color: rgb(79, 181, 203);
/* oklch */ color: oklch(72.2% 0.099 214.2);

Tailwind

colors: {
  custom: {
    50: '#8dcbda',
    500: '#4fb5cb',
    950: '#000000',
  },
}

SCSS

$custom: #4fb5cb;
$custom-light: #8dcbda;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb5cb",
  "rgb": {
    "r": 79,
    "g": 181,
    "b": 203
  },
  "hsl": {
    "h": 190.645,
    "s": 54.386,
    "l": 55.294
  },
  "oklch": {
    "l": 0.72171,
    "c": 0.09875,
    "h": 214.2
  },
  "luminance": 0.39022
}

Semantic roles & 50–950 ramp

primary

#4FB5CB

secondary

#D5AAA1

accent

#644ADE

background

#F9FCFD

surface

#F1F8FA

border

#CBD1D3

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #4FB5CB

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

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