#508CB3#508CB3

#508CB3 is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.5% C 0.086 H 238.8°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#508CB3
RGB	rgb(80, 140, 179)
HSL	hsl(204, 39%, 51%)
HSV	hsv(204, 55%, 70%)
CMYK	cmyk(55.3%, 21.8%, 0%, 29.8%)
CIE-LAB	lab(55.80, -8.08, -26.41)
CIE-LCH	lch(55.80, 27.61, 252.98°)
OKLab	oklab(61.54% -0.0447 -0.0737)
OKLCH	oklch(61.54% 0.086 238.8)
XYZ	xyz(20.8200, 23.7145, 46.1193)
Luminance	0.2372 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#508CB3 #B37750

analogous

#50B3A8 #508CB3 #505AB3

triadic

#508CB3 #B3508C #8CB350

tetradic

#508CB3 #A850B3 #B37750 #5AB350

square

#508CB3 #A850B3 #B37750 #5AB350

split-complementary

#508CB3 #B3505A #B3A850

monochromatic

#294A5F #3C6B8A #508CB3 #7BA8C6 #A5C4D8

Accessibility & contrast

On white

3.66

#508CB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#508CB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #508CB3

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##508CB3	#FFFFFF	#000000	##000000
##508CB3	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8BB5

Deuteranopia (green-blind)

#6D81B2

Tritanopia (blue-blind)

#009699

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #508cb3;
/* rgb */ color: rgb(80, 140, 179);
/* oklch */ color: oklch(61.5% 0.086 238.8);

Tailwind

colors: {
  custom: {
    50: '#88adca',
    500: '#508cb3',
    950: '#000000',
  },
}

SCSS

$custom: #508cb3;
$custom-light: #88adca;
$custom-dark: #000000;

JSON

{
  "hex": "#508cb3",
  "rgb": {
    "r": 80,
    "g": 140,
    "b": 179
  },
  "hsl": {
    "h": 203.636,
    "s": 39.442,
    "l": 50.784
  },
  "oklch": {
    "l": 0.61539,
    "c": 0.08621,
    "h": 238.8
  },
  "luminance": 0.23716
}

Semantic roles & 50–950 ramp

primary

#508CB3

secondary

#C5AB99

accent

#8758CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #508CB3

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

Preview Lab → · Contrast checker → · Palette generator →