#4C91EB#4C91EB

#4C91EB is a light, vivid cyan. Relative luminance 0.278; OKLCH L 65.4% C 0.152 H 256.0°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#4C91EB
RGB	rgb(76, 145, 235)
HSL	hsl(214, 80%, 61%)
HSV	hsv(214, 68%, 92%)
CMYK	cmyk(67.7%, 38.3%, 0%, 7.8%)
CIE-LAB	lab(59.69, 6.81, -51.80)
CIE-LCH	lch(59.69, 52.25, 277.49°)
OKLab	oklab(65.41% -0.0368 -0.1475)
OKLCH	oklch(65.41% 0.152 256)
XYZ	xyz(28.0958, 27.7826, 82.4630)
Luminance	0.2778 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C91EB #EBA64C

analogous

#4CE0EB #4C91EB #564CEB

triadic

#4C91EB #EB4C91 #91EB4C

tetradic

#4C91EB #EB4CE0 #EBA64C #4CEB56

square

#4C91EB #EB4CE0 #EBA64C #4CEB56

split-complementary

#4C91EB #EB564C #E0EB4C

monochromatic

#1354AA #1970E1 #4C91EB #83B3F1 #BAD5F7

Accessibility & contrast

On white

3.20

#4C91EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#4C91EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C91EB

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C91EB	#FFFFFF	#000000	##000000
##4C91EB	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6898EF

Deuteranopia (green-blind)

#5089E9

Tritanopia (blue-blind)

#00A6B3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4c91eb;
/* rgb */ color: rgb(76, 145, 235);
/* oklch */ color: oklch(65.4% 0.152 256.0);

Tailwind

colors: {
  custom: {
    50: '#8eb0f2',
    500: '#4c91eb',
    950: '#000000',
  },
}

SCSS

$custom: #4c91eb;
$custom-light: #8eb0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c91eb",
  "rgb": {
    "r": 76,
    "g": 145,
    "b": 235
  },
  "hsl": {
    "h": 213.962,
    "s": 79.899,
    "l": 60.98
  },
  "oklch": {
    "l": 0.6541,
    "c": 0.15202,
    "h": 256
  },
  "luminance": 0.27785
}

Semantic roles & 50–950 ramp

primary

#4C91EB

secondary

#E7CDAB

accent

#8109DC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4C91EB

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

Preview Lab → · Contrast checker → · Palette generator →