#4D91DD#4D91DD

#4D91DD is a light, vivid cyan. Relative luminance 0.270; OKLCH L 64.7% C 0.134 H 252.8°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#4D91DD
RGB	rgb(77, 145, 221)
HSL	hsl(212, 68%, 58%)
HSV	hsv(212, 65%, 87%)
CMYK	cmyk(65.2%, 34.4%, 0%, 13.3%)
CIE-LAB	lab(59.02, 2.19, -45.09)
CIE-LCH	lch(59.02, 45.14, 272.78°)
OKLab	oklab(64.66% -0.0395 -0.1278)
OKLCH	oklch(64.66% 0.134 252.8)
XYZ	xyz(26.2323, 27.0464, 72.2306)
Luminance	0.2705 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91DD #DD994D

analogous

#4DD9DD #4D91DD #514DDD

triadic

#4D91DD #DD4D91 #91DD4D

tetradic

#4D91DD #DD4DD9 #DD994D #4DDD51

square

#4D91DD #DD4DD9 #DD994D #4DDD51

split-complementary

#4D91DD #DD514D #D9DD4D

monochromatic

#1C5493 #2672C7 #4D91DD #80B1E7 #B4D1F1

Accessibility & contrast

On white

3.28

#4D91DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#4D91DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91DD

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91DD	#FFFFFF	#000000	##000000
##4D91DD	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	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: #4d91dd;
/* rgb */ color: rgb(77, 145, 221);
/* oklch */ color: oklch(64.7% 0.134 252.8);

Tailwind

colors: {
  custom: {
    50: '#8cb0e8',
    500: '#4d91dd',
    950: '#000000',
  },
}

SCSS

$custom: #4d91dd;
$custom-light: #8cb0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91dd",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 221
  },
  "hsl": {
    "h": 211.667,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.64661,
    "c": 0.13381,
    "h": 252.8
  },
  "luminance": 0.27049
}

Semantic roles & 50–950 ramp

primary

#4D91DD

secondary

#DFC4A6

accent

#993DEB

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4D91DD

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

Preview Lab → · Contrast checker → · Palette generator →