#4EA5CB#4EA5CB

#4EA5CB is a light, moderate cyan. Relative luminance 0.328; OKLCH L 68.4% C 0.100 H 229.4°. Best body text is #000000 at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#4EA5CB
RGB	rgb(78, 165, 203)
HSL	hsl(198, 55%, 55%)
HSV	hsv(198, 62%, 80%)
CMYK	cmyk(61.6%, 18.7%, 0%, 20.4%)
CIE-LAB	lab(64.03, -14.77, -27.24)
CIE-LCH	lch(64.03, 30.98, 241.53°)
OKLab	oklab(68.37% -0.0653 -0.0761)
OKLCH	oklch(68.37% 0.1 229.4)
XYZ	xyz(27.3723, 32.8390, 61.3844)
Luminance	0.3284 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EA5CB #CB744E

analogous

#4ECBB2 #4EA5CB #4E66CB

triadic

#4EA5CB #CB4EA5 #A5CB4E

tetradic

#4EA5CB #B24ECB #CB744E #66CB4E

square

#4EA5CB #B24ECB #CB744E #66CB4E

split-complementary

#4EA5CB #CB4E66 #CBB24E

monochromatic

#24607B #3285AA #4EA5CB #7DBDD9 #ADD5E7

Accessibility & contrast

On white

2.77

#4EA5CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.57

#4EA5CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EA5CB

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EA5CB	#FFFFFF	#000000	##000000
##4EA5CB	1.00	2.77	7.57	7.57
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.57	21.00	1.00	1.00
##000000	7.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92A3CD

Deuteranopia (green-blind)

#8095CA

Tritanopia (blue-blind)

#00B0B1

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #4ea5cb;
/* rgb */ color: rgb(78, 165, 203);
/* oklch */ color: oklch(68.4% 0.100 229.4);

Tailwind

colors: {
  custom: {
    50: '#8bbfdb',
    500: '#4ea5cb',
    950: '#000000',
  },
}

SCSS

$custom: #4ea5cb;
$custom-light: #8bbfdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4ea5cb",
  "rgb": {
    "r": 78,
    "g": 165,
    "b": 203
  },
  "hsl": {
    "h": 198.24,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.68374,
    "c": 0.10023,
    "h": 229.4
  },
  "luminance": 0.32842
}

Semantic roles & 50–950 ramp

primary

#4EA5CB

secondary

#D5B0A0

accent

#774ADE

background

#F9FBFD

surface

#F1F7FA

border

#CBD0D3

text

#0D1215

muted

#7E8183

Preview Lab

Preview with #4EA5CB

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

Preview Lab → · Contrast checker → · Palette generator →