#4C9FDB#4C9FDB

#4C9FDB is a light, vivid cyan. Relative luminance 0.314; OKLCH L 67.7% C 0.120 H 242.8°. Best body text is #000000 at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#4C9FDB
RGB	rgb(76, 159, 219)
HSL	hsl(205, 67%, 58%)
HSV	hsv(205, 65%, 86%)
CMYK	cmyk(65.3%, 27.4%, 0%, 14.1%)
CIE-LAB	lab(62.88, -6.68, -37.91)
CIE-LCH	lch(62.88, 38.49, 260.01°)
OKLab	oklab(67.66% -0.0549 -0.1068)
OKLCH	oklch(67.66% 0.12 242.8)
XYZ	xyz(28.1600, 31.4443, 71.5894)
Luminance	0.3145 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C9FDB #DB884C

analogous

#4CDBD0 #4C9FDB #4C57DB

triadic

#4C9FDB #DB4C9F #9FDB4C

tetradic

#4C9FDB #D04CDB #DB884C #57DB4C

square

#4C9FDB #D04CDB #DB884C #57DB4C

split-complementary

#4C9FDB #DB4C57 #DBD04C

monochromatic

#1D6090 #2781C3 #4C9FDB #7FBAE5 #B2D6EF

Accessibility & contrast

On white

2.88

#4C9FDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.29

#4C9FDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4C9FDB

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C9FDB	#FFFFFF	#000000	##000000
##4C9FDB	1.00	2.88	7.29	7.29
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.29	21.00	1.00	1.00
##000000	7.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84A0DE

Deuteranopia (green-blind)

#7092DA

Tritanopia (blue-blind)

#00AEB4

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #4c9fdb;
/* rgb */ color: rgb(76, 159, 219);
/* oklch */ color: oklch(67.7% 0.120 242.8);

Tailwind

colors: {
  custom: {
    50: '#8cbbe6',
    500: '#4c9fdb',
    950: '#000000',
  },
}

SCSS

$custom: #4c9fdb;
$custom-light: #8cbbe6;
$custom-dark: #000000;

JSON

{
  "hex": "#4c9fdb",
  "rgb": {
    "r": 76,
    "g": 159,
    "b": 219
  },
  "hsl": {
    "h": 205.175,
    "s": 66.512,
    "l": 57.843
  },
  "oklch": {
    "l": 0.6766,
    "c": 0.12011,
    "h": 242.8
  },
  "luminance": 0.31447
}

Semantic roles & 50–950 ramp

primary

#4C9FDB

secondary

#DEBDA5

accent

#863EE9

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4C9FDB

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

Preview Lab → · Contrast checker → · Palette generator →