#4BB1DD#4BB1DD

#4BB1DD is a light, moderate cyan. Relative luminance 0.382; OKLCH L 71.9% C 0.113 H 229.8°. Best body text is #000000 at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#4BB1DD
RGB	rgb(75, 177, 221)
HSL	hsl(198, 68%, 58%)
HSV	hsv(198, 66%, 87%)
CMYK	cmyk(66.1%, 19.9%, 0%, 13.3%)
CIE-LAB	lab(68.14, -16.02, -30.85)
CIE-LCH	lch(68.14, 34.76, 242.55°)
OKLab	oklab(71.85% -0.0731 -0.0864)
OKLCH	oklch(71.85% 0.113 229.8)
XYZ	xyz(31.6698, 38.1572, 74.0886)
Luminance	0.3816 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB1DD #DD774B

analogous

#4BDDC0 #4BB1DD #4B68DD

triadic

#4BB1DD #DD4BB1 #B1DD4B

tetradic

#4BB1DD #C04BDD #DD774B #68DD4B

square

#4BB1DD #C04BDD #DD774B #68DD4B

split-complementary

#4BB1DD #DD4B68 #DDC04B

monochromatic

#1C6E92 #2595C5 #4BB1DD #7EC7E7 #B2DEF0

Accessibility & contrast

On white

2.43

#4BB1DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.63

#4BB1DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB1DD

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB1DD	#FFFFFF	#000000	##000000
##4BB1DD	1.00	2.43	8.63	8.63
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.63	21.00	1.00	1.00
##000000	8.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AAEDF

Deuteranopia (green-blind)

#86A0DC

Tritanopia (blue-blind)

#00BDBF

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #4bb1dd;
/* rgb */ color: rgb(75, 177, 221);
/* oklch */ color: oklch(71.9% 0.113 229.8);

Tailwind

colors: {
  custom: {
    50: '#8dc8e7',
    500: '#4bb1dd',
    950: '#000000',
  },
}

SCSS

$custom: #4bb1dd;
$custom-light: #8dc8e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb1dd",
  "rgb": {
    "r": 75,
    "g": 177,
    "b": 221
  },
  "hsl": {
    "h": 198.082,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.71853,
    "c": 0.11315,
    "h": 229.8
  },
  "luminance": 0.38161
}

Semantic roles & 50–950 ramp

primary

#4BB1DD

secondary

#DFB6A5

accent

#713DEB

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #4BB1DD

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

Preview Lab → · Contrast checker → · Palette generator →