#5191E6#5191E6

#5191E6 is a light, vivid cyan. Relative luminance 0.277; OKLCH L 65.3% C 0.144 H 256.2°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#5191E6
RGB	rgb(81, 145, 230)
HSL	hsl(214, 75%, 61%)
HSV	hsv(214, 65%, 90%)
CMYK	cmyk(64.8%, 37%, 0%, 9.8%)
CIE-LAB	lab(59.63, 5.91, -49.12)
CIE-LCH	lch(59.63, 49.48, 276.86°)
OKLab	oklab(65.33% -0.0343 -0.1396)
OKLCH	oklch(65.33% 0.144 256.2)
XYZ	xyz(27.7965, 27.7106, 78.7314)
Luminance	0.2771 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5191E6 #E6A651

analogous

#51DBE6 #5191E6 #5B51E6

triadic

#5191E6 #E65191 #91E651

tetradic

#5191E6 #E651DB #E6A651 #51E65B

square

#5191E6 #E651DB #E6A651 #51E65B

split-complementary

#5191E6 #E65B51 #DBE651

monochromatic

#1854A5 #1F70DA #5191E6 #87B3EE #BCD5F5

Accessibility & contrast

On white

3.21

#5191E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#5191E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5191E6

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5191E6	#FFFFFF	#000000	##000000
##5191E6	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B97E9

Deuteranopia (green-blind)

#5689E4

Tritanopia (blue-blind)

#00A5B0

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #5191e6;
/* rgb */ color: rgb(81, 145, 230);
/* oklch */ color: oklch(65.3% 0.144 256.2);

Tailwind

colors: {
  custom: {
    50: '#90b0ee',
    500: '#5191e6',
    950: '#000000',
  },
}

SCSS

$custom: #5191e6;
$custom-light: #90b0ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5191e6",
  "rgb": {
    "r": 81,
    "g": 145,
    "b": 230
  },
  "hsl": {
    "h": 214.228,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.65328,
    "c": 0.14373,
    "h": 256.2
  },
  "luminance": 0.27713
}

Semantic roles & 50–950 ramp

primary

#5191E6

secondary

#E5CDAD

accent

#810ED7

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5191E6

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

Preview Lab → · Contrast checker → · Palette generator →