#508DB3#508DB3

#508DB3 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.8% C 0.086 H 237.7°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#508DB3
RGB	rgb(80, 141, 179)
HSL	hsl(203, 39%, 51%)
HSV	hsv(203, 55%, 70%)
CMYK	cmyk(55.3%, 21.2%, 0%, 29.8%)
CIE-LAB	lab(56.10, -8.65, -25.95)
CIE-LCH	lch(56.10, 27.35, 251.57°)
OKLab	oklab(61.77% -0.0458 -0.0724)
OKLCH	oklch(61.77% 0.086 237.7)
XYZ	xyz(20.9668, 24.0081, 46.1682)
Luminance	0.2401 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#508DB3 #B37650

analogous

#50B3A7 #508DB3 #505BB3

triadic

#508DB3 #B3508D #8DB350

tetradic

#508DB3 #A750B3 #B37650 #5BB350

square

#508DB3 #A750B3 #B37650 #5BB350

split-complementary

#508DB3 #B3505B #B3A750

monochromatic

#294B5F #3C6C8A #508DB3 #7BA9C6 #A5C5D8

Accessibility & contrast

On white

3.62

#508DB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#508DB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #508DB3

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##508DB3	#FFFFFF	#000000	##000000
##508DB3	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB5

Deuteranopia (green-blind)

#6E82B2

Tritanopia (blue-blind)

#00979A

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #508db3;
/* rgb */ color: rgb(80, 141, 179);
/* oklch */ color: oklch(61.8% 0.086 237.7);

Tailwind

colors: {
  custom: {
    50: '#88aeca',
    500: '#508db3',
    950: '#000000',
  },
}

SCSS

$custom: #508db3;
$custom-light: #88aeca;
$custom-dark: #000000;

JSON

{
  "hex": "#508db3",
  "rgb": {
    "r": 80,
    "g": 141,
    "b": 179
  },
  "hsl": {
    "h": 203.03,
    "s": 39.442,
    "l": 50.784
  },
  "oklch": {
    "l": 0.61773,
    "c": 0.08571,
    "h": 237.7
  },
  "luminance": 0.2401
}

Semantic roles & 50–950 ramp

primary

#508DB3

secondary

#C5AA99

accent

#8658CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #508DB3

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

Preview Lab → · Contrast checker → · Palette generator →