#4BB1CB#4BB1CB

#4BB1CB is a light, moderate cyan. Relative luminance 0.373; OKLCH L 71.1% C 0.101 H 217.5°. Best body text is #000000 at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#4BB1CB
RGB	rgb(75, 177, 203)
HSL	hsl(192, 55%, 55%)
HSV	hsv(192, 63%, 80%)
CMYK	cmyk(63.1%, 12.8%, 0%, 20.4%)
CIE-LAB	lab(67.46, -21.61, -21.98)
CIE-LCH	lch(67.46, 30.83, 225.49°)
OKLab	oklab(71.09% -0.0798 -0.0611)
OKLCH	oklch(71.09% 0.101 217.5)
XYZ	xyz(29.3989, 37.2489, 62.1287)
Luminance	0.3725 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB1CB #CB654B

analogous

#4BCBA5 #4BB1CB #4B71CB

triadic

#4BB1CB #CB4BB1 #B1CB4B

tetradic

#4BB1CB #A54BCB #CB654B #71CB4B

square

#4BB1CB #A54BCB #CB654B #71CB4B

split-complementary

#4BB1CB #CB4B71 #CBA54B

monochromatic

#236779 #3190A8 #4BB1CB #7AC6D9 #AADAE6

Accessibility & contrast

On white

2.49

#4BB1CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.45

#4BB1CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB1CB

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB1CB	#FFFFFF	#000000	##000000
##4BB1CB	1.00	2.49	8.45	8.45
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.45	21.00	1.00	1.00
##000000	8.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0ACCC

Deuteranopia (green-blind)

#8D9ECB

Tritanopia (blue-blind)

#00BAB9

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #4bb1cb;
/* rgb */ color: rgb(75, 177, 203);
/* oklch */ color: oklch(71.1% 0.101 217.5);

Tailwind

colors: {
  custom: {
    50: '#8bc8da',
    500: '#4bb1cb',
    950: '#000000',
  },
}

SCSS

$custom: #4bb1cb;
$custom-light: #8bc8da;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb1cb",
  "rgb": {
    "r": 75,
    "g": 177,
    "b": 203
  },
  "hsl": {
    "h": 192.188,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.71092,
    "c": 0.10054,
    "h": 217.5
  },
  "luminance": 0.37252
}

Semantic roles & 50–950 ramp

primary

#4BB1CB

secondary

#D4A99E

accent

#6849DF

background

#F9FCFD

surface

#F1F8FA

border

#CBD1D3

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #4BB1CB

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

Preview Lab → · Contrast checker → · Palette generator →