#4EA9CC#4EA9CC

#4EA9CC is a light, moderate cyan. Relative luminance 0.344; OKLCH L 69.4% C 0.100 H 226.3°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#4EA9CC
RGB	rgb(78, 169, 204)
HSL	hsl(197, 55%, 55%)
HSV	hsv(197, 62%, 80%)
CMYK	cmyk(61.8%, 17.2%, 0%, 20%)
CIE-LAB	lab(65.24, -16.60, -25.93)
CIE-LCH	lch(65.24, 30.79, 237.38°)
OKLab	oklab(69.35% -0.0692 -0.0723)
OKLCH	oklch(69.35% 0.1 226.3)
XYZ	xyz(28.2246, 34.3524, 62.2583)
Luminance	0.3436 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EA9CC #CC714E

analogous

#4ECCB0 #4EA9CC #4E6ACC

triadic

#4EA9CC #CC4EA9 #A9CC4E

tetradic

#4EA9CC #B04ECC #CC714E #6ACC4E

square

#4EA9CC #B04ECC #CC714E #6ACC4E

split-complementary

#4EA9CC #CC4E6A #CCB04E

monochromatic

#24637C #318AAB #4EA9CC #7EC0DA #ADD7E7

Accessibility & contrast

On white

2.67

#4EA9CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#4EA9CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EA9CC

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EA9CC	#FFFFFF	#000000	##000000
##4EA9CC	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96A6CE

Deuteranopia (green-blind)

#8499CC

Tritanopia (blue-blind)

#00B3B4

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #4ea9cc;
/* rgb */ color: rgb(78, 169, 204);
/* oklch */ color: oklch(69.4% 0.100 226.3);

Tailwind

colors: {
  custom: {
    50: '#8bc2db',
    500: '#4ea9cc',
    950: '#000000',
  },
}

SCSS

$custom: #4ea9cc;
$custom-light: #8bc2db;
$custom-dark: #000000;

JSON

{
  "hex": "#4ea9cc",
  "rgb": {
    "r": 78,
    "g": 169,
    "b": 204
  },
  "hsl": {
    "h": 196.667,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.69352,
    "c": 0.10007,
    "h": 226.3
  },
  "luminance": 0.34355
}

Semantic roles & 50–950 ramp

primary

#4EA9CC

secondary

#D5AFA1

accent

#7349DF

background

#F9FBFD

surface

#F1F7FB

border

#CBD0D4

text

#0D1215

muted

#7E8183

Preview Lab

Preview with #4EA9CC

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

Preview Lab → · Contrast checker → · Palette generator →