#4BB1DA#4BB1DA

#4BB1DA is a light, moderate cyan. Relative luminance 0.380; OKLCH L 71.7% C 0.111 H 227.9°. Best body text is #000000 at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#4BB1DA
RGB	rgb(75, 177, 218)
HSL	hsl(197, 66%, 57%)
HSV	hsv(197, 66%, 85%)
CMYK	cmyk(65.6%, 18.8%, 0%, 14.5%)
CIE-LAB	lab(68.02, -16.97, -29.38)
CIE-LCH	lch(68.02, 33.93, 239.99°)
OKLab	oklab(71.72% -0.0742 -0.0822)
OKLCH	oklch(71.72% 0.111 227.9)
XYZ	xyz(31.2736, 37.9988, 72.0024)
Luminance	0.3800 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB1DA #DA744B

analogous

#4BDABC #4BB1DA #4B69DA

triadic

#4BB1DA #DA4BB1 #B1DA4B

tetradic

#4BB1DA #BC4BDA #DA744B #69DA4B

square

#4BB1DA #BC4BDA #DA744B #69DA4B

split-complementary

#4BB1DA #DA4B69 #DABC4B

monochromatic

#1D6D8E #2894C0 #4BB1DA #7EC7E4 #B1DDEF

Accessibility & contrast

On white

2.44

#4BB1DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.60

#4BB1DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB1DA

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB1DA	#FFFFFF	#000000	##000000
##4BB1DA	1.00	2.44	8.60	8.60
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.60	21.00	1.00	1.00
##000000	8.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BAEDC

Deuteranopia (green-blind)

#889FD9

Tritanopia (blue-blind)

#00BDBE

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #4bb1da;
/* rgb */ color: rgb(75, 177, 218);
/* oklch */ color: oklch(71.7% 0.111 227.9);

Tailwind

colors: {
  custom: {
    50: '#8cc8e5',
    500: '#4bb1da',
    950: '#000000',
  },
}

SCSS

$custom: #4bb1da;
$custom-light: #8cc8e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb1da",
  "rgb": {
    "r": 75,
    "g": 177,
    "b": 218
  },
  "hsl": {
    "h": 197.203,
    "s": 65.899,
    "l": 57.451
  },
  "oklch": {
    "l": 0.71721,
    "c": 0.1107,
    "h": 227.9
  },
  "luminance": 0.38002
}

Semantic roles & 50–950 ramp

primary

#4BB1DA

secondary

#DDB4A4

accent

#703FE9

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0D1315

muted

#7E8284

Preview Lab

Preview with #4BB1DA

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

Preview Lab → · Contrast checker → · Palette generator →