#4BB1C9#4BB1C9

#4BB1C9 is a light, moderate cyan. Relative luminance 0.372; OKLCH L 71.0% C 0.099 H 215.9°. Best body text is #000000 at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#4BB1C9
RGB	rgb(75, 177, 201)
HSL	hsl(191, 54%, 54%)
HSV	hsv(191, 63%, 79%)
CMYK	cmyk(62.7%, 11.9%, 0%, 21.2%)
CIE-LAB	lab(67.39, -22.22, -20.99)
CIE-LCH	lch(67.39, 30.56, 223.37°)
OKLab	oklab(71.01% -0.0806 -0.0583)
OKLCH	oklch(71.01% 0.099 215.9)
XYZ	xyz(29.1621, 37.1541, 60.8816)
Luminance	0.3716 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB1C9 #C9634B

analogous

#4BC9A2 #4BB1C9 #4B72C9

triadic

#4BB1C9 #C94BB1 #B1C94B

tetradic

#4BB1C9 #A24BC9 #C9634B #72C94B

square

#4BB1C9 #A24BC9 #C9634B #72C94B

split-complementary

#4BB1C9 #C94B72 #C9A24B

monochromatic

#236676 #328FA5 #4BB1C9 #7AC5D7 #A9DAE5

Accessibility & contrast

On white

2.49

#4BB1C9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.43

#4BB1C9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB1C9

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB1C9	#FFFFFF	#000000	##000000
##4BB1C9	1.00	2.49	8.43	8.43
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.43	21.00	1.00	1.00
##000000	8.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0ACCA

Deuteranopia (green-blind)

#8E9EC9

Tritanopia (blue-blind)

#00BAB8

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #4bb1c9;
/* rgb */ color: rgb(75, 177, 201);
/* oklch */ color: oklch(71.0% 0.099 215.9);

Tailwind

colors: {
  custom: {
    50: '#8ac8d9',
    500: '#4bb1c9',
    950: '#000000',
  },
}

SCSS

$custom: #4bb1c9;
$custom-light: #8ac8d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb1c9",
  "rgb": {
    "r": 75,
    "g": 177,
    "b": 201
  },
  "hsl": {
    "h": 191.429,
    "s": 53.846,
    "l": 54.118
  },
  "oklch": {
    "l": 0.71012,
    "c": 0.09949,
    "h": 215.9
  },
  "luminance": 0.37157
}

Semantic roles & 50–950 ramp

primary

#4BB1C9

secondary

#D3A79D

accent

#674BDD

background

#F9FCFD

surface

#F1F8FA

border

#CBD1D3

text

#0D1314

muted

#7E8283

Preview Lab

Preview with #4BB1C9

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

Preview Lab → · Contrast checker → · Palette generator →