#5191BE#5191BE

#5191BE is a light, moderate cyan. Relative luminance 0.257; OKLCH L 63.3% C 0.095 H 241.1°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#5191BE
RGB	rgb(81, 145, 190)
HSL	hsl(205, 46%, 53%)
HSV	hsv(205, 57%, 75%)
CMYK	cmyk(57.4%, 23.7%, 0%, 25.5%)
CIE-LAB	lab(57.77, -7.24, -29.61)
CIE-LCH	lch(57.77, 30.49, 256.26°)
OKLab	oklab(63.26% -0.0458 -0.0829)
OKLCH	oklch(63.26% 0.095 241.1)
XYZ	xyz(22.8096, 25.7158, 52.4668)
Luminance	0.2572 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5191BE #BE7E51

analogous

#51BEB5 #5191BE #515ABE

triadic

#5191BE #BE5191 #91BE51

tetradic

#5191BE #B551BE #BE7E51 #5ABE51

square

#5191BE #B551BE #BE7E51 #5ABE51

split-complementary

#5191BE #BE515A #BEB551

monochromatic

#28506C #397199 #5191BE #7EADCF #AAC9DF

Accessibility & contrast

On white

3.42

#5191BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.14

#5191BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5191BE

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5191BE	#FFFFFF	#000000	##000000
##5191BE	1.00	3.42	6.14	6.14
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.14	21.00	1.00	1.00
##000000	6.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D91C0

Deuteranopia (green-blind)

#6E86BD

Tritanopia (blue-blind)

#009CA0

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #5191be;
/* rgb */ color: rgb(81, 145, 190);
/* oklch */ color: oklch(63.3% 0.095 241.1);

Tailwind

colors: {
  custom: {
    50: '#8ab1d1',
    500: '#5191be',
    950: '#000000',
  },
}

SCSS

$custom: #5191be;
$custom-light: #8ab1d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5191be",
  "rgb": {
    "r": 81,
    "g": 145,
    "b": 190
  },
  "hsl": {
    "h": 204.771,
    "s": 45.607,
    "l": 53.137
  },
  "oklch": {
    "l": 0.63257,
    "c": 0.09473,
    "h": 241.1
  },
  "luminance": 0.25718
}

Semantic roles & 50–950 ramp

primary

#5191BE

secondary

#CDB19E

accent

#8953D5

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #5191BE

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

Preview Lab → · Contrast checker → · Palette generator →