#4FA1B3#4FA1B3

#4FA1B3 is a light, moderate cyan. Relative luminance 0.304; OKLCH L 66.5% C 0.084 H 214.0°. Best body text is #000000 at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#4FA1B3
RGB	rgb(79, 161, 179)
HSL	hsl(191, 40%, 51%)
HSV	hsv(191, 56%, 70%)
CMYK	cmyk(55.9%, 10.1%, 0%, 29.8%)
CIE-LAB	lab(62.00, -19.73, -16.92)
CIE-LCH	lch(62.00, 25.99, 220.61°)
OKLab	oklab(66.47% -0.0694 -0.0468)
OKLCH	oklch(66.47% 0.084 214)
XYZ	xyz(24.1028, 30.4044, 47.2375)
Luminance	0.3041 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FA1B3 #B3614F

analogous

#4FB393 #4FA1B3 #4F6FB3

triadic

#4FA1B3 #B34FA1 #A1B34F

tetradic

#4FA1B3 #934FB3 #B3614F #6FB34F

square

#4FA1B3 #934FB3 #B3614F #6FB34F

split-complementary

#4FA1B3 #B34F6F #B3934F

monochromatic

#29555F #3B7B89 #4FA1B3 #7AB8C5 #A4CFD8

Accessibility & contrast

On white

2.97

#4FA1B3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.08

#4FA1B3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FA1B3

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FA1B3	#FFFFFF	#000000	##000000
##4FA1B3	1.00	2.97	7.08	7.08
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.08	21.00	1.00	1.00
##000000	7.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#949CB4

Deuteranopia (green-blind)

#8591B3

Tritanopia (blue-blind)

#00A8A6

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #4fa1b3;
/* rgb */ color: rgb(79, 161, 179);
/* oklch */ color: oklch(66.5% 0.084 214.0);

Tailwind

colors: {
  custom: {
    50: '#89bdc9',
    500: '#4fa1b3',
    950: '#000000',
  },
}

SCSS

$custom: #4fa1b3;
$custom-light: #89bdc9;
$custom-dark: #000000;

JSON

{
  "hex": "#4fa1b3",
  "rgb": {
    "r": 79,
    "g": 161,
    "b": 179
  },
  "hsl": {
    "h": 190.8,
    "s": 39.683,
    "l": 50.588
  },
  "oklch": {
    "l": 0.6647,
    "c": 0.08377,
    "h": 214
  },
  "luminance": 0.30407
}

Semantic roles & 50–950 ramp

primary

#4FA1B3

secondary

#C5A199

accent

#6E58D0

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1213

muted

#7D8182

Preview Lab

Preview with #4FA1B3

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

Preview Lab → · Contrast checker → · Palette generator →