#5180BC#5180BC

#5180BC is a mid, moderate cyan. Relative luminance 0.208; OKLCH L 59.3% C 0.106 H 255.1°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#5180BC
RGB	rgb(81, 128, 188)
HSL	hsl(214, 44%, 53%)
HSV	hsv(214, 57%, 74%)
CMYK	cmyk(56.9%, 31.9%, 0%, 26.3%)
CIE-LAB	lab(52.75, 1.99, -36.30)
CIE-LCH	lch(52.75, 36.36, 273.13°)
OKLab	oklab(59.28% -0.0272 -0.1023)
OKLCH	oklch(59.28% 0.106 255.1)
XYZ	xyz(20.1864, 20.8168, 50.5215)
Luminance	0.2082 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5180BC #BC8D51

analogous

#51B5BC #5180BC #5851BC

triadic

#5180BC #BC5180 #80BC51

tetradic

#5180BC #BC51B5 #BC8D51 #51BC58

square

#5180BC #BC51B5 #BC8D51 #51BC58

split-complementary

#5180BC #BC5851 #B5BC51

monochromatic

#29456A #3A6296 #5180BC #7DA0CD #A9C1DE

Accessibility & contrast

On white

4.07

#5180BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#5180BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5180BC

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5180BC	#FFFFFF	#000000	##000000
##5180BC	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6784BF

Deuteranopia (green-blind)

#5A79BB

Tritanopia (blue-blind)

#008E95

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5180bc;
/* rgb */ color: rgb(81, 128, 188);
/* oklch */ color: oklch(59.3% 0.106 255.1);

Tailwind

colors: {
  custom: {
    50: '#8aa4d0',
    500: '#5180bc',
    950: '#000000',
  },
}

SCSS

$custom: #5180bc;
$custom-light: #8aa4d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5180bc",
  "rgb": {
    "r": 81,
    "g": 128,
    "b": 188
  },
  "hsl": {
    "h": 213.645,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.59279,
    "c": 0.10589,
    "h": 255.1
  },
  "luminance": 0.20819
}

Semantic roles & 50–950 ramp

primary

#5180BC

secondary

#CCB79D

accent

#9C54D4

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #5180BC

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

Preview Lab → · Contrast checker → · Palette generator →