#4EC5EB#4EC5EB

#4EC5EB is a light, moderate cyan. Relative luminance 0.475; OKLCH L 77.2% C 0.118 H 222.7°. Best body text is #000000 at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#4EC5EB
RGB	rgb(78, 197, 235)
HSL	hsl(195, 80%, 61%)
HSV	hsv(195, 67%, 92%)
CMYK	cmyk(66.8%, 16.2%, 0%, 7.8%)
CIE-LAB	lab(74.54, -21.59, -28.60)
CIE-LCH	lch(74.54, 35.83, 232.94°)
OKLab	oklab(77.17% -0.0864 -0.0798)
OKLCH	oklch(77.17% 0.118 222.7)
XYZ	xyz(38.0974, 47.5462, 85.7507)
Luminance	0.4755 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EC5EB #EB744E

analogous

#4EEBC2 #4EC5EB #4E77EB

triadic

#4EC5EB #EB4EC5 #C5EB4E

tetradic

#4EC5EB #C24EEB #EB744E #77EB4E

square

#4EC5EB #C24EEB #EB744E #77EB4E

split-complementary

#4EC5EB #EB4E77 #EBC24E

monochromatic

#1386AB #1AB2E2 #4EC5EB #85D7F1 #BCE9F7

Accessibility & contrast

On white

2.00

#4EC5EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.51

#4EC5EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EC5EB

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EC5EB	#FFFFFF	#000000	##000000
##4EC5EB	1.00	2.00	10.51	10.51
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.51	21.00	1.00	1.00
##000000	10.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFC0ED

Deuteranopia (green-blind)

#99B0EB

Tritanopia (blue-blind)

#00D1D1

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #4ec5eb;
/* rgb */ color: rgb(78, 197, 235);
/* oklch */ color: oklch(77.2% 0.118 222.7);

Tailwind

colors: {
  custom: {
    50: '#91d6f1',
    500: '#4ec5eb',
    950: '#000000',
  },
}

SCSS

$custom: #4ec5eb;
$custom-light: #91d6f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4ec5eb",
  "rgb": {
    "r": 78,
    "g": 197,
    "b": 235
  },
  "hsl": {
    "h": 194.522,
    "s": 79.695,
    "l": 61.373
  },
  "oklch": {
    "l": 0.7717,
    "c": 0.11763,
    "h": 222.7
  },
  "luminance": 0.4755
}

Semantic roles & 50–950 ramp

primary

#4EC5EB

secondary

#E8BBAD

accent

#3C09DC

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #4EC5EB

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

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