#6387CD#6387CD

#6387CD is a light, moderate blue. Relative luminance 0.244; OKLCH L 62.7% C 0.114 H 262.8°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#6387CD
RGB	rgb(99, 135, 205)
HSL	hsl(220, 51%, 60%)
HSV	hsv(220, 52%, 80%)
CMYK	cmyk(51.7%, 34.1%, 0%, 19.6%)
CIE-LAB	lab(56.47, 7.23, -40.05)
CIE-LCH	lch(56.47, 40.70, 280.23°)
OKLab	oklab(62.7% -0.0142 -0.1129)
OKLCH	oklch(62.7% 0.114 262.8)
XYZ	xyz(24.8253, 24.3866, 61.1447)
Luminance	0.2439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6387CD #CDA963

analogous

#63BCCD #6387CD #7463CD

triadic

#6387CD #CD6387 #87CD63

tetradic

#6387CD #CD63BC #CDA963 #63CD74

square

#6387CD #CD63BC #CDA963 #63CD74

split-complementary

#6387CD #CD7463 #BCCD63

monochromatic

#2C4C8A #3B65B8 #6387CD #91ABDC #C0CEEB

Accessibility & contrast

On white

3.57

#6387CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#6387CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6387CD

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6387CD	#FFFFFF	#000000	##000000
##6387CD	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8DD0

Deuteranopia (green-blind)

#5F83CB

Tritanopia (blue-blind)

#2F96A0

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #6387cd;
/* rgb */ color: rgb(99, 135, 205);
/* oklch */ color: oklch(62.7% 0.114 262.8);

Tailwind

colors: {
  custom: {
    50: '#96a9dc',
    500: '#6387cd',
    950: '#000000',
  },
}

SCSS

$custom: #6387cd;
$custom-light: #96a9dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6387cd",
  "rgb": {
    "r": 99,
    "g": 135,
    "b": 205
  },
  "hsl": {
    "h": 219.623,
    "s": 51.456,
    "l": 59.608
  },
  "oklch": {
    "l": 0.62701,
    "c": 0.1138,
    "h": 262.8
  },
  "luminance": 0.24388
}

Semantic roles & 50–950 ramp

primary

#6387CD

secondary

#DACCB1

accent

#AB4DDB

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #6387CD

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

Preview Lab → · Contrast checker → · Palette generator →