#507CDB#507CDB

#507CDB is a mid, vivid blue. Relative luminance 0.212; OKLCH L 60.1% C 0.153 H 263.7°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#507CDB
RGB	rgb(80, 124, 219)
HSL	hsl(221, 66%, 59%)
HSV	hsv(221, 63%, 86%)
CMYK	cmyk(63.5%, 43.4%, 0%, 14.1%)
CIE-LAB	lab(53.20, 14.62, -53.19)
CIE-LCH	lch(53.20, 55.17, 285.37°)
OKLab	oklab(60.15% -0.0167 -0.1518)
OKLCH	oklch(60.15% 0.153 263.7)
XYZ	xyz(23.2976, 21.2331, 69.8747)
Luminance	0.2124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507CDB #DBAF50

analogous

#50C1DB #507CDB #6950DB

triadic

#507CDB #DB507C #7CDB50

tetradic

#507CDB #DB50C1 #DBAF50 #50DB69

square

#507CDB #DB50C1 #DBAF50 #50DB69

split-complementary

#507CDB #DB6950 #C1DB50

monochromatic

#1E4392 #295AC5 #507CDB #83A2E5 #B6C8F0

Accessibility & contrast

On white

4.00

#507CDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#507CDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #507CDB

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507CDB	#FFFFFF	#000000	##000000
##507CDB	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5086DF

Deuteranopia (green-blind)

#3979D9

Tritanopia (blue-blind)

#0092A1

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #507cdb;
/* rgb */ color: rgb(80, 124, 219);
/* oklch */ color: oklch(60.1% 0.153 263.7);

Tailwind

colors: {
  custom: {
    50: '#8ea1e7',
    500: '#507cdb',
    950: '#000000',
  },
}

SCSS

$custom: #507cdb;
$custom-light: #8ea1e7;
$custom-dark: #000000;

JSON

{
  "hex": "#507cdb",
  "rgb": {
    "r": 80,
    "g": 124,
    "b": 219
  },
  "hsl": {
    "h": 221.007,
    "s": 65.877,
    "l": 58.627
  },
  "oklch": {
    "l": 0.60148,
    "c": 0.15271,
    "h": 263.7
  },
  "luminance": 0.21235
}

Semantic roles & 50–950 ramp

primary

#507CDB

secondary

#DFCDA8

accent

#B33FE9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #507CDB

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

Preview Lab → · Contrast checker → · Palette generator →