#507FDF#507FDF

#507FDF is a mid, vivid blue. Relative luminance 0.222; OKLCH L 61.0% C 0.155 H 263.0°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#507FDF
RGB	rgb(80, 127, 223)
HSL	hsl(220, 69%, 59%)
HSV	hsv(220, 64%, 87%)
CMYK	cmyk(64.1%, 43%, 0%, 12.5%)
CIE-LAB	lab(54.25, 14.16, -53.77)
CIE-LCH	lch(54.25, 55.61, 284.75°)
OKLab	oklab(61.03% -0.0189 -0.1535)
OKLCH	oklch(61.03% 0.155 263)
XYZ	xyz(24.2123, 22.2097, 72.8086)
Luminance	0.2221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507FDF #DFB050

analogous

#50C6DF #507FDF #6950DF

triadic

#507FDF #DF507F #7FDF50

tetradic

#507FDF #DF50C6 #DFB050 #50DF69

square

#507FDF #DF50C6 #DFB050 #50DF69

split-complementary

#507FDF #DF6950 #C6DF50

monochromatic

#1C4599 #255CCC #507FDF #84A5E8 #B7CBF2

Accessibility & contrast

On white

3.86

#507FDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#507FDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #507FDF

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507FDF	#FFFFFF	#000000	##000000
##507FDF	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5289E3

Deuteranopia (green-blind)

#3B7CDD

Tritanopia (blue-blind)

#0095A4

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #507fdf;
/* rgb */ color: rgb(80, 127, 223);
/* oklch */ color: oklch(61.0% 0.155 263.0);

Tailwind

colors: {
  custom: {
    50: '#8ea3e9',
    500: '#507fdf',
    950: '#000000',
  },
}

SCSS

$custom: #507fdf;
$custom-light: #8ea3e9;
$custom-dark: #000000;

JSON

{
  "hex": "#507fdf",
  "rgb": {
    "r": 80,
    "g": 127,
    "b": 223
  },
  "hsl": {
    "h": 220.28,
    "s": 69.082,
    "l": 59.412
  },
  "oklch": {
    "l": 0.61027,
    "c": 0.15462,
    "h": 263
  },
  "luminance": 0.22212
}

Semantic roles & 50–950 ramp

primary

#507FDF

secondary

#E1CFAA

accent

#B23CEC

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #507FDF

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

Preview Lab → · Contrast checker → · Palette generator →