#4FA3B5#4FA3B5

#4FA3B5 is a light, moderate cyan. Relative luminance 0.312; OKLCH L 67.0% C 0.085 H 213.6°. Best body text is #000000 at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#4FA3B5
RGB	rgb(79, 163, 181)
HSL	hsl(191, 41%, 51%)
HSV	hsv(191, 56%, 71%)
CMYK	cmyk(56.4%, 9.9%, 0%, 29%)
CIE-LAB	lab(62.67, -20.19, -17.03)
CIE-LCH	lch(62.67, 26.42, 220.15°)
OKLab	oklab(67.03% -0.0709 -0.0472)
OKLCH	oklch(67.03% 0.085 213.6)
XYZ	xyz(24.6588, 31.1905, 48.4280)
Luminance	0.3119 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FA3B5 #B5614F

analogous

#4FB594 #4FA3B5 #4F70B5

triadic

#4FA3B5 #B54FA3 #A3B54F

tetradic

#4FA3B5 #944FB5 #B5614F #70B54F

square

#4FA3B5 #944FB5 #B5614F #70B54F

split-complementary

#4FA3B5 #B54F70 #B5944F

monochromatic

#295761 #3B7E8C #4FA3B5 #7ABAC7 #A5D0D9

Accessibility & contrast

On white

2.90

#4FA3B5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.24

#4FA3B5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FA3B5

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FA3B5	#FFFFFF	#000000	##000000
##4FA3B5	1.00	2.90	7.24	7.24
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.24	21.00	1.00	1.00
##000000	7.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#959EB6

Deuteranopia (green-blind)

#8693B5

Tritanopia (blue-blind)

#00AAA8

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #4fa3b5;
/* rgb */ color: rgb(79, 163, 181);
/* oklch */ color: oklch(67.0% 0.085 213.6);

Tailwind

colors: {
  custom: {
    50: '#89becb',
    500: '#4fa3b5',
    950: '#000000',
  },
}

SCSS

$custom: #4fa3b5;
$custom-light: #89becb;
$custom-dark: #000000;

JSON

{
  "hex": "#4fa3b5",
  "rgb": {
    "r": 79,
    "g": 163,
    "b": 181
  },
  "hsl": {
    "h": 190.588,
    "s": 40.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.67028,
    "c": 0.08515,
    "h": 213.6
  },
  "luminance": 0.31193
}

Semantic roles & 50–950 ramp

primary

#4FA3B5

secondary

#C6A199

accent

#6D57D1

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1213

muted

#7D8182

Preview Lab

Preview with #4FA3B5

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

Preview Lab → · Contrast checker → · Palette generator →