#4FBBE9#4FBBE9

#4FBBE9 is a light, moderate cyan. Relative luminance 0.431; OKLCH L 74.8% C 0.118 H 229.5°. Best body text is #000000 at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#4FBBE9
RGB	rgb(79, 187, 233)
HSL	hsl(198, 78%, 61%)
HSV	hsv(198, 66%, 91%)
CMYK	cmyk(66.1%, 19.7%, 0%, 8.6%)
CIE-LAB	lab(71.61, -16.89, -32.02)
CIE-LCH	lch(71.61, 36.20, 242.19°)
OKLab	oklab(74.81% -0.0766 -0.0896)
OKLCH	oklch(74.81% 0.118 229.5)
XYZ	xyz(35.6969, 43.0823, 83.5094)
Luminance	0.4309 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FBBE9 #E97D4F

analogous

#4FE9CA #4FBBE9 #4F6EE9

triadic

#4FBBE9 #E94FBB #BBE94F

tetradic

#4FBBE9 #CA4FE9 #E97D4F #6EE94F

square

#4FBBE9 #CA4FE9 #E97D4F #6EE94F

split-complementary

#4FBBE9 #E94F6E #E9CA4F

monochromatic

#157CA9 #1CA5DF #4FBBE9 #85D0F0 #BCE5F7

Accessibility & contrast

On white

2.18

#4FBBE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.62

#4FBBE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FBBE9

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FBBE9	#FFFFFF	#000000	##000000
##4FBBE9	1.00	2.18	9.62	9.62
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.62	21.00	1.00	1.00
##000000	9.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3B8EB

Deuteranopia (green-blind)

#8EA9E8

Tritanopia (blue-blind)

#00C8CA

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #4fbbe9;
/* rgb */ color: rgb(79, 187, 233);
/* oklch */ color: oklch(74.8% 0.118 229.5);

Tailwind

colors: {
  custom: {
    50: '#90cff0',
    500: '#4fbbe9',
    950: '#000000',
  },
}

SCSS

$custom: #4fbbe9;
$custom-light: #90cff0;
$custom-dark: #000000;

JSON

{
  "hex": "#4fbbe9",
  "rgb": {
    "r": 79,
    "g": 187,
    "b": 233
  },
  "hsl": {
    "h": 197.922,
    "s": 77.778,
    "l": 61.176
  },
  "oklch": {
    "l": 0.74813,
    "c": 0.11793,
    "h": 229.5
  },
  "luminance": 0.43086
}

Semantic roles & 50–950 ramp

primary

#4FBBE9

secondary

#E7BEAD

accent

#490BDA

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4FBBE9

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

Preview Lab → · Contrast checker → · Palette generator →