#4C91DF#4C91DF

#4C91DF is a light, vivid cyan. Relative luminance 0.271; OKLCH L 64.7% C 0.137 H 253.1°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#4C91DF
RGB	rgb(76, 145, 223)
HSL	hsl(212, 70%, 59%)
HSV	hsv(212, 66%, 87%)
CMYK	cmyk(65.9%, 35%, 0%, 12.5%)
CIE-LAB	lab(59.08, 2.70, -46.11)
CIE-LCH	lch(59.08, 46.19, 273.35°)
OKLab	oklab(64.73% -0.0397 -0.1308)
OKLCH	oklch(64.73% 0.137 253.1)
XYZ	xyz(26.4203, 27.1123, 73.6386)
Luminance	0.2712 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C91DF #DF9A4C

analogous

#4CDADF #4C91DF #504CDF

triadic

#4C91DF #DF4C91 #91DF4C

tetradic

#4C91DF #DF4CDA #DF9A4C #4CDF50

square

#4C91DF #DF4CDA #DF9A4C #4CDF50

split-complementary

#4C91DF #DF504C #DADF4C

monochromatic

#1B5596 #2472CA #4C91DF #80B1E8 #B4D1F2

Accessibility & contrast

On white

3.27

#4C91DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#4C91DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C91DF

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C91DF	#FFFFFF	#000000	##000000
##4C91DF	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F96E2

Deuteranopia (green-blind)

#5A88DD

Tritanopia (blue-blind)

#00A3AD

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4c91df;
/* rgb */ color: rgb(76, 145, 223);
/* oklch */ color: oklch(64.7% 0.137 253.1);

Tailwind

colors: {
  custom: {
    50: '#8cb0e9',
    500: '#4c91df',
    950: '#000000',
  },
}

SCSS

$custom: #4c91df;
$custom-light: #8cb0e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4c91df",
  "rgb": {
    "r": 76,
    "g": 145,
    "b": 223
  },
  "hsl": {
    "h": 211.837,
    "s": 69.668,
    "l": 58.627
  },
  "oklch": {
    "l": 0.64731,
    "c": 0.13673,
    "h": 253.1
  },
  "luminance": 0.27115
}

Semantic roles & 50–950 ramp

primary

#4C91DF

secondary

#E0C5A6

accent

#993BEC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4C91DF

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

Preview Lab → · Contrast checker → · Palette generator →