#4D91E5#4D91E5

#4D91E5 is a light, vivid cyan. Relative luminance 0.275; OKLCH L 65.1% C 0.144 H 254.9°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#4D91E5
RGB	rgb(77, 145, 229)
HSL	hsl(213, 75%, 60%)
HSV	hsv(213, 66%, 90%)
CMYK	cmyk(66.4%, 36.7%, 0%, 10.2%)
CIE-LAB	lab(59.42, 4.91, -48.91)
CIE-LCH	lch(59.42, 49.15, 275.74°)
OKLab	oklab(65.11% -0.0375 -0.139)
OKLCH	oklch(65.11% 0.144 254.9)
XYZ	xyz(27.3237, 27.4829, 77.9783)
Luminance	0.2749 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91E5 #E5A14D

analogous

#4DDDE5 #4D91E5 #554DE5

triadic

#4D91E5 #E54D91 #91E54D

tetradic

#4D91E5 #E54DDD #E5A14D #4DE555

square

#4D91E5 #E54DDD #E5A14D #4DE555

split-complementary

#4D91E5 #E5554D #DDE54D

monochromatic

#1755A0 #1F71D6 #4D91E5 #82B2ED #B8D3F5

Accessibility & contrast

On white

3.23

#4D91E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#4D91E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91E5

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91E5	#FFFFFF	#000000	##000000
##4D91E5	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C97E8

Deuteranopia (green-blind)

#5689E3

Tritanopia (blue-blind)

#00A4B0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4d91e5;
/* rgb */ color: rgb(77, 145, 229);
/* oklch */ color: oklch(65.1% 0.144 254.9);

Tailwind

colors: {
  custom: {
    50: '#8eb0ed',
    500: '#4d91e5',
    950: '#000000',
  },
}

SCSS

$custom: #4d91e5;
$custom-light: #8eb0ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91e5",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 229
  },
  "hsl": {
    "h": 213.158,
    "s": 74.51,
    "l": 60
  },
  "oklch": {
    "l": 0.65106,
    "c": 0.14396,
    "h": 254.9
  },
  "luminance": 0.27486
}

Semantic roles & 50–950 ramp

primary

#4D91E5

secondary

#E4CAAA

accent

#9E37F1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #4D91E5

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

Preview Lab → · Contrast checker → · Palette generator →