#4C99E5#4C99E5

#4C99E5 is a light, vivid cyan. Relative luminance 0.300; OKLCH L 66.8% C 0.137 H 250.3°. Best body text is #000000 at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#4C99E5
RGB	rgb(76, 153, 229)
HSL	hsl(210, 75%, 60%)
HSV	hsv(210, 67%, 90%)
CMYK	cmyk(66.8%, 33.2%, 0%, 10.2%)
CIE-LAB	lab(61.63, 0.08, -45.41)
CIE-LCH	lch(61.63, 45.41, 270.10°)
OKLab	oklab(66.83% -0.046 -0.1287)
OKLCH	oklch(66.83% 0.137 250.3)
XYZ	xyz(28.5093, 29.9732, 78.3965)
Luminance	0.2998 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C99E5 #E5984C

analogous

#4CE5E5 #4C99E5 #4C4DE5

triadic

#4C99E5 #E54C99 #99E54C

tetradic

#4C99E5 #E54CE5 #E5984C #4DE54C

square

#4C99E5 #E54CE5 #E5984C #4DE54C

split-complementary

#4C99E5 #E54C4D #E5E54C

monochromatic

#175C9F #1F7AD5 #4C99E5 #81B7ED #B7D6F5

Accessibility & contrast

On white

3.00

#4C99E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.00

#4C99E5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4C99E5

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C99E5	#FFFFFF	#000000	##000000
##4C99E5	1.00	3.00	7.00	7.00
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.00	21.00	1.00	1.00
##000000	7.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#779DE8

Deuteranopia (green-blind)

#628EE3

Tritanopia (blue-blind)

#00ABB4

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4c99e5;
/* rgb */ color: rgb(76, 153, 229);
/* oklch */ color: oklch(66.8% 0.137 250.3);

Tailwind

colors: {
  custom: {
    50: '#8db6ed',
    500: '#4c99e5',
    950: '#000000',
  },
}

SCSS

$custom: #4c99e5;
$custom-light: #8db6ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4c99e5",
  "rgb": {
    "r": 76,
    "g": 153,
    "b": 229
  },
  "hsl": {
    "h": 209.804,
    "s": 74.634,
    "l": 59.804
  },
  "oklch": {
    "l": 0.66827,
    "c": 0.13667,
    "h": 250.3
  },
  "luminance": 0.29976
}

Semantic roles & 50–950 ramp

primary

#4C99E5

secondary

#E4C6A9

accent

#9337F1

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4C99E5

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

Preview Lab → · Contrast checker → · Palette generator →