#4FBCE9#4FBCE9

#4FBCE9 is a light, moderate cyan. Relative luminance 0.435; OKLCH L 75.0% C 0.118 H 228.7°. Best body text is #000000 at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#4FBCE9
RGB	rgb(79, 188, 233)
HSL	hsl(198, 78%, 61%)
HSV	hsv(198, 66%, 91%)
CMYK	cmyk(66.1%, 19.3%, 0%, 8.6%)
CIE-LAB	lab(71.90, -17.41, -31.57)
CIE-LCH	lch(71.90, 36.06, 241.13°)
OKLab	oklab(75.04% -0.0776 -0.0884)
OKLCH	oklch(75.04% 0.118 228.7)
XYZ	xyz(35.9098, 43.5080, 83.5804)
Luminance	0.4351 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FBCE9 #E97C4F

analogous

#4FE9C9 #4FBCE9 #4F6FE9

triadic

#4FBCE9 #E94FBC #BCE94F

tetradic

#4FBCE9 #C94FE9 #E97C4F #6FE94F

square

#4FBCE9 #C94FE9 #E97C4F #6FE94F

split-complementary

#4FBCE9 #E94F6F #E9C94F

monochromatic

#157DA9 #1CA6DF #4FBCE9 #85D1F0 #BCE5F7

Accessibility & contrast

On white

2.16

#4FBCE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.70

#4FBCE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FBCE9

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FBCE9	#FFFFFF	#000000	##000000
##4FBCE9	1.00	2.16	9.70	9.70
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.70	21.00	1.00	1.00
##000000	9.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B9EB

Deuteranopia (green-blind)

#8FA9E8

Tritanopia (blue-blind)

#00C9CB

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #4fbce9;
/* rgb */ color: rgb(79, 188, 233);
/* oklch */ color: oklch(75.0% 0.118 228.7);

Tailwind

colors: {
  custom: {
    50: '#90d0f0',
    500: '#4fbce9',
    950: '#000000',
  },
}

SCSS

$custom: #4fbce9;
$custom-light: #90d0f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4fbce9",
  "rgb": {
    "r": 79,
    "g": 188,
    "b": 233
  },
  "hsl": {
    "h": 197.532,
    "s": 77.778,
    "l": 61.176
  },
  "oklch": {
    "l": 0.75042,
    "c": 0.11762,
    "h": 228.7
  },
  "luminance": 0.43512
}

Semantic roles & 50–950 ramp

primary

#4FBCE9

secondary

#E7BEAD

accent

#480BDA

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #4FBCE9

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

Preview Lab → · Contrast checker → · Palette generator →