#4C91E4#4C91E4

#4C91E4 is a light, vivid cyan. Relative luminance 0.274; OKLCH L 65.0% C 0.143 H 254.4°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#4C91E4
RGB	rgb(76, 145, 228)
HSL	hsl(213, 74%, 60%)
HSV	hsv(213, 67%, 89%)
CMYK	cmyk(66.7%, 36.4%, 0%, 10.6%)
CIE-LAB	lab(59.33, 4.41, -48.49)
CIE-LCH	lch(59.33, 48.69, 275.20°)
OKLab	oklab(65.01% -0.0385 -0.1378)
OKLCH	oklch(65.01% 0.143 254.4)
XYZ	xyz(27.1044, 27.3860, 77.2413)
Luminance	0.2739 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C91E4 #E49F4C

analogous

#4CDDE4 #4C91E4 #534CE4

triadic

#4C91E4 #E44C91 #91E44C

tetradic

#4C91E4 #E44CDD #E49F4C #4CE453

square

#4C91E4 #E44CDD #E49F4C #4CE453

split-complementary

#4C91E4 #E4534C #DDE44C

monochromatic

#18559E #2071D3 #4C91E4 #81B2EC #B6D2F4

Accessibility & contrast

On white

3.24

#4C91E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.48

#4C91E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C91E4

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C91E4	#FFFFFF	#000000	##000000
##4C91E4	1.00	3.24	6.48	6.48
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.48	21.00	1.00	1.00
##000000	6.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C97E7

Deuteranopia (green-blind)

#5688E2

Tritanopia (blue-blind)

#00A4B0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4c91e4;
/* rgb */ color: rgb(76, 145, 228);
/* oklch */ color: oklch(65.0% 0.143 254.4);

Tailwind

colors: {
  custom: {
    50: '#8db0ed',
    500: '#4c91e4',
    950: '#000000',
  },
}

SCSS

$custom: #4c91e4;
$custom-light: #8db0ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4c91e4",
  "rgb": {
    "r": 76,
    "g": 145,
    "b": 228
  },
  "hsl": {
    "h": 212.763,
    "s": 73.786,
    "l": 59.608
  },
  "oklch": {
    "l": 0.6501,
    "c": 0.14307,
    "h": 254.4
  },
  "luminance": 0.27389
}

Semantic roles & 50–950 ramp

primary

#4C91E4

secondary

#E3C9A8

accent

#9C37F0

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4C91E4

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

Preview Lab → · Contrast checker → · Palette generator →