#507DDE#507DDE

#507DDE is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.5% C 0.156 H 263.7°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#507DDE
RGB	rgb(80, 125, 222)
HSL	hsl(221, 68%, 59%)
HSV	hsv(221, 64%, 87%)
CMYK	cmyk(64%, 43.7%, 0%, 12.9%)
CIE-LAB	lab(53.65, 15.04, -54.17)
CIE-LCH	lch(53.65, 56.22, 285.52°)
OKLab	oklab(60.55% -0.0171 -0.1547)
OKLCH	oklch(60.55% 0.156 263.7)
XYZ	xyz(23.8221, 21.6444, 72.0155)
Luminance	0.2165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507DDE #DEB150

analogous

#50C4DE #507DDE #6A50DE

triadic

#507DDE #DE507D #7DDE50

tetradic

#507DDE #DE50C4 #DEB150 #50DE6A

square

#507DDE #DE50C4 #DEB150 #50DE6A

split-complementary

#507DDE #DE6A50 #C4DE50

monochromatic

#1C4397 #265ACB #507DDE #83A3E8 #B7CAF1

Accessibility & contrast

On white

3.94

#507DDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#507DDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #507DDE

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507DDE	#FFFFFF	#000000	##000000
##507DDE	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F87E2

Deuteranopia (green-blind)

#387ADC

Tritanopia (blue-blind)

#0093A3

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #507dde;
/* rgb */ color: rgb(80, 125, 222);
/* oklch */ color: oklch(60.5% 0.156 263.7);

Tailwind

colors: {
  custom: {
    50: '#8ea2e9',
    500: '#507dde',
    950: '#000000',
  },
}

SCSS

$custom: #507dde;
$custom-light: #8ea2e9;
$custom-dark: #000000;

JSON

{
  "hex": "#507dde",
  "rgb": {
    "r": 80,
    "g": 125,
    "b": 222
  },
  "hsl": {
    "h": 220.986,
    "s": 68.269,
    "l": 59.216
  },
  "oklch": {
    "l": 0.60546,
    "c": 0.15561,
    "h": 263.7
  },
  "luminance": 0.21647
}

Semantic roles & 50–950 ramp

primary

#507DDE

secondary

#E1CFA9

accent

#B43DEB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0F16

muted

#7E7E84

Preview Lab

Preview with #507DDE

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

Preview Lab → · Contrast checker → · Palette generator →