#4D91E1#4D91E1

#4D91E1 is a light, vivid cyan. Relative luminance 0.273; OKLCH L 64.9% C 0.139 H 253.9°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#4D91E1
RGB	rgb(77, 145, 225)
HSL	hsl(212, 71%, 59%)
HSV	hsv(212, 66%, 88%)
CMYK	cmyk(65.8%, 35.6%, 0%, 11.8%)
CIE-LAB	lab(59.22, 3.55, -47.00)
CIE-LCH	lch(59.22, 47.14, 274.32°)
OKLab	oklab(64.88% -0.0385 -0.1334)
OKLCH	oklch(64.88% 0.139 253.9)
XYZ	xyz(26.7716, 27.2621, 75.0708)
Luminance	0.2727 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91E1 #E19D4D

analogous

#4DDBE1 #4D91E1 #534DE1

triadic

#4D91E1 #E14D91 #91E14D

tetradic

#4D91E1 #E14DDB #E19D4D #4DE153

square

#4D91E1 #E14DDB #E19D4D #4DE153

split-complementary

#4D91E1 #E1534D #DBE14D

monochromatic

#1A559A #2371CE #4D91E1 #81B1EA #B6D2F3

Accessibility & contrast

On white

3.25

#4D91E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#4D91E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91E1

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91E1	#FFFFFF	#000000	##000000
##4D91E1	1.00	3.25	6.45	6.45
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E96E4

Deuteranopia (green-blind)

#5988DF

Tritanopia (blue-blind)

#00A4AE

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4d91e1;
/* rgb */ color: rgb(77, 145, 225);
/* oklch */ color: oklch(64.9% 0.139 253.9);

Tailwind

colors: {
  custom: {
    50: '#8db0eb',
    500: '#4d91e1',
    950: '#000000',
  },
}

SCSS

$custom: #4d91e1;
$custom-light: #8db0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91e1",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 225
  },
  "hsl": {
    "h": 212.432,
    "s": 71.154,
    "l": 59.216
  },
  "oklch": {
    "l": 0.64882,
    "c": 0.13887,
    "h": 253.9
  },
  "luminance": 0.27265
}

Semantic roles & 50–950 ramp

primary

#4D91E1

secondary

#E2C7A8

accent

#9B3AEE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4D91E1

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

Preview Lab → · Contrast checker → · Palette generator →