#4AC9E5#4AC9E5

#4AC9E5 is a light, moderate cyan. Relative luminance 0.489; OKLCH L 77.7% C 0.116 H 215.3°. Best body text is #000000 at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#4AC9E5
RGB	rgb(74, 201, 229)
HSL	hsl(191, 75%, 59%)
HSV	hsv(191, 68%, 90%)
CMYK	cmyk(67.7%, 12.2%, 0%, 10.2%)
CIE-LAB	lab(75.38, -26.02, -24.08)
CIE-LCH	lch(75.38, 35.46, 222.79°)
OKLab	oklab(77.74% -0.0946 -0.067)
OKLCH	oklch(77.74% 0.116 215.3)
XYZ	xyz(37.8476, 48.8820, 81.5541)
Luminance	0.4889 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4AC9E5 #E5664A

analogous

#4AE5B4 #4AC9E5 #4A7CE5

triadic

#4AC9E5 #E54AC9 #C9E54A

tetradic

#4AC9E5 #B44AE5 #E5664A #7CE54A

square

#4AC9E5 #B44AE5 #E5664A #7CE54A

split-complementary

#4AC9E5 #E54A7C #E5B44A

monochromatic

#17859E #1EB3D3 #4AC9E5 #80D9ED #B5E9F4

Accessibility & contrast

On white

1.95

#4AC9E5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.78

#4AC9E5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4AC9E5

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4AC9E5	#FFFFFF	#000000	##000000
##4AC9E5	1.00	1.95	10.78	10.78
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.78	21.00	1.00	1.00
##000000	10.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C3E7

Deuteranopia (green-blind)

#A0B3E5

Tritanopia (blue-blind)

#00D3D2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #4ac9e5;
/* rgb */ color: rgb(74, 201, 229);
/* oklch */ color: oklch(77.7% 0.116 215.3);

Tailwind

colors: {
  custom: {
    50: '#8fd9ed',
    500: '#4ac9e5',
    950: '#000000',
  },
}

SCSS

$custom: #4ac9e5;
$custom-light: #8fd9ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4ac9e5",
  "rgb": {
    "r": 74,
    "g": 201,
    "b": 229
  },
  "hsl": {
    "h": 190.839,
    "s": 74.879,
    "l": 59.412
  },
  "oklch": {
    "l": 0.77744,
    "c": 0.11598,
    "h": 215.3
  },
  "luminance": 0.48886
}

Semantic roles & 50–950 ramp

primary

#4AC9E5

secondary

#E4B2A7

accent

#5836F1

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #4AC9E5

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

Preview Lab → · Contrast checker → · Palette generator →