#4BC1D9#4BC1D9

#4BC1D9 is a light, moderate cyan. Relative luminance 0.446; OKLCH L 75.4% C 0.109 H 213.6°. Best body text is #000000 at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#4BC1D9
RGB	rgb(75, 193, 217)
HSL	hsl(190, 65%, 57%)
HSV	hsv(190, 65%, 85%)
CMYK	cmyk(65.4%, 11.1%, 0%, 14.9%)
CIE-LAB	lab(72.66, -25.50, -21.74)
CIE-LCH	lch(72.66, 33.51, 220.44°)
OKLab	oklab(75.42% -0.0908 -0.0604)
OKLCH	oklch(75.42% 0.109 213.6)
XYZ	xyz(34.4908, 44.6418, 72.4312)
Luminance	0.4465 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BC1D9 #D9634B

analogous

#4BD9AA #4BC1D9 #4B7AD9

triadic

#4BC1D9 #D94BC1 #C1D94B

tetradic

#4BC1D9 #AA4BD9 #D9634B #7AD94B

square

#4BC1D9 #AA4BD9 #D9634B #7AD94B

split-complementary

#4BC1D9 #D94B7A #D9AA4B

monochromatic

#1E798C #28A5BF #4BC1D9 #7ED2E4 #B0E4EE

Accessibility & contrast

On white

2.11

#4BC1D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.93

#4BC1D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BC1D9

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BC1D9	#FFFFFF	#000000	##000000
##4BC1D9	1.00	2.11	9.93	9.93
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.93	21.00	1.00	1.00
##000000	9.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFBBDA

Deuteranopia (green-blind)

#9BACD9

Tritanopia (blue-blind)

#00CAC8

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #4bc1d9;
/* rgb */ color: rgb(75, 193, 217);
/* oklch */ color: oklch(75.4% 0.109 213.6);

Tailwind

colors: {
  custom: {
    50: '#8dd4e4',
    500: '#4bc1d9',
    950: '#000000',
  },
}

SCSS

$custom: #4bc1d9;
$custom-light: #8dd4e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4bc1d9",
  "rgb": {
    "r": 75,
    "g": 193,
    "b": 217
  },
  "hsl": {
    "h": 190.141,
    "s": 65.138,
    "l": 57.255
  },
  "oklch": {
    "l": 0.75424,
    "c": 0.10908,
    "h": 213.6
  },
  "luminance": 0.44646
}

Semantic roles & 50–950 ramp

primary

#4BC1D9

secondary

#DDADA3

accent

#5C40E8

background

#F9FDFD

surface

#F2FAFB

border

#CCD3D4

text

#0E1415

muted

#7E8383

Preview Lab

Preview with #4BC1D9

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

Preview Lab → · Contrast checker → · Palette generator →