#4E91DD#4E91DD

#4E91DD is a light, vivid cyan. Relative luminance 0.271; OKLCH L 64.7% C 0.133 H 253.1°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#4E91DD
RGB	rgb(78, 145, 221)
HSL	hsl(212, 68%, 59%)
HSV	hsv(212, 65%, 87%)
CMYK	cmyk(64.7%, 34.4%, 0%, 13.3%)
CIE-LAB	lab(59.06, 2.36, -45.02)
CIE-LCH	lch(59.06, 45.09, 273.00°)
OKLab	oklab(64.7% -0.0388 -0.1276)
OKLCH	oklch(64.7% 0.133 253.1)
XYZ	xyz(26.3137, 27.0884, 72.2344)
Luminance	0.2709 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E91DD #DD9A4E

analogous

#4ED9DD #4E91DD #524EDD

triadic

#4E91DD #DD4E91 #91DD4E

tetradic

#4E91DD #DD4ED9 #DD9A4E #4EDD52

square

#4E91DD #DD4ED9 #DD9A4E #4EDD52

split-complementary

#4E91DD #DD524E #D9DD4E

monochromatic

#1C5594 #2672C7 #4E91DD #81B1E7 #B5D1F1

Accessibility & contrast

On white

3.27

#4E91DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#4E91DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E91DD

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E91DD	#FFFFFF	#000000	##000000
##4E91DD	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)

#7096E0

Deuteranopia (green-blind)

#5C88DB

Tritanopia (blue-blind)

#00A3AD

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4e91dd;
/* rgb */ color: rgb(78, 145, 221);
/* oklch */ color: oklch(64.7% 0.133 253.1);

Tailwind

colors: {
  custom: {
    50: '#8db0e8',
    500: '#4e91dd',
    950: '#000000',
  },
}

SCSS

$custom: #4e91dd;
$custom-light: #8db0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e91dd",
  "rgb": {
    "r": 78,
    "g": 145,
    "b": 221
  },
  "hsl": {
    "h": 211.888,
    "s": 67.773,
    "l": 58.627
  },
  "oklch": {
    "l": 0.64702,
    "c": 0.1334,
    "h": 253.1
  },
  "luminance": 0.27091
}

Semantic roles & 50–950 ramp

primary

#4E91DD

secondary

#E0C5A7

accent

#993DEB

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4E91DD

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

Preview Lab → · Contrast checker → · Palette generator →