#4FB1DF#4FB1DF

#4FB1DF is a light, moderate cyan. Relative luminance 0.384; OKLCH L 72.1% C 0.113 H 231.7°. Best body text is #000000 at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#4FB1DF
RGB	rgb(79, 177, 223)
HSL	hsl(199, 69%, 59%)
HSV	hsv(199, 65%, 87%)
CMYK	cmyk(64.6%, 20.6%, 0%, 12.5%)
CIE-LAB	lab(68.34, -14.74, -31.62)
CIE-LCH	lch(68.34, 34.89, 245.00°)
OKLab	oklab(72.07% -0.07 -0.0886)
OKLCH	oklch(72.07% 0.113 231.7)
XYZ	xyz(32.2607, 38.4309, 75.5155)
Luminance	0.3843 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB1DF #DF7D4F

analogous

#4FDFC5 #4FB1DF #4F69DF

triadic

#4FB1DF #DF4FB1 #B1DF4F

tetradic

#4FB1DF #C54FDF #DF7D4F #69DF4F

square

#4FB1DF #C54FDF #DF7D4F #69DF4F

split-complementary

#4FB1DF #DF4F69 #DFC54F

monochromatic

#1C7098 #2597CC #4FB1DF #83C8E8 #B7DFF2

Accessibility & contrast

On white

2.42

#4FB1DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.69

#4FB1DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB1DF

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB1DF	#FFFFFF	#000000	##000000
##4FB1DF	1.00	2.42	8.69	8.69
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.69	21.00	1.00	1.00
##000000	8.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AAFE1

Deuteranopia (green-blind)

#86A0DE

Tritanopia (blue-blind)

#00BEC0

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #4fb1df;
/* rgb */ color: rgb(79, 177, 223);
/* oklch */ color: oklch(72.1% 0.113 231.7);

Tailwind

colors: {
  custom: {
    50: '#8fc8e9',
    500: '#4fb1df',
    950: '#000000',
  },
}

SCSS

$custom: #4fb1df;
$custom-light: #8fc8e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb1df",
  "rgb": {
    "r": 79,
    "g": 177,
    "b": 223
  },
  "hsl": {
    "h": 199.167,
    "s": 69.231,
    "l": 59.216
  },
  "oklch": {
    "l": 0.72073,
    "c": 0.11291,
    "h": 231.7
  },
  "luminance": 0.38434
}

Semantic roles & 50–950 ramp

primary

#4FB1DF

secondary

#E1BBA9

accent

#743CEC

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4FB1DF

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

Preview Lab → · Contrast checker → · Palette generator →