#6380B4#6380B4

#6380B4 is a mid, moderate blue. Relative luminance 0.214; OKLCH L 59.9% C 0.087 H 261.7°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#6380B4
RGB	rgb(99, 128, 180)
HSL	hsl(219, 35%, 55%)
HSV	hsv(219, 45%, 71%)
CMYK	cmyk(45%, 28.9%, 0%, 29.4%)
CIE-LAB	lab(53.37, 3.75, -30.67)
CIE-LCH	lch(53.37, 30.90, 276.97°)
OKLab	oklab(59.91% -0.0125 -0.0858)
OKLCH	oklch(59.91% 0.087 261.7)
XYZ	xyz(21.1003, 21.3850, 46.1870)
Luminance	0.2139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6380B4 #B49763

analogous

#63A8B4 #6380B4 #6F63B4

triadic

#6380B4 #B46380 #80B463

tetradic

#6380B4 #B463A8 #B49763 #63B46F

square

#6380B4 #B463A8 #B49763 #63B46F

split-complementary

#6380B4 #B46F63 #A8B463

monochromatic

#33476A #476293 #6380B4 #8CA2C8 #B6C3DC

Accessibility & contrast

On white

3.98

#6380B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#6380B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6380B4

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6380B4	#FFFFFF	#000000	##000000
##6380B4	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D84B6

Deuteranopia (green-blind)

#647CB3

Tritanopia (blue-blind)

#448B92

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #6380b4;
/* rgb */ color: rgb(99, 128, 180);
/* oklch */ color: oklch(59.9% 0.087 261.7);

Tailwind

colors: {
  custom: {
    50: '#93a4ca',
    500: '#6380b4',
    950: '#000000',
  },
}

SCSS

$custom: #6380b4;
$custom-light: #93a4ca;
$custom-dark: #000000;

JSON

{
  "hex": "#6380b4",
  "rgb": {
    "r": 99,
    "g": 128,
    "b": 180
  },
  "hsl": {
    "h": 218.519,
    "s": 35.065,
    "l": 54.706
  },
  "oklch": {
    "l": 0.59906,
    "c": 0.08668,
    "h": 261.7
  },
  "luminance": 0.21386
}

Semantic roles & 50–950 ramp

primary

#6380B4

secondary

#CABEA8

accent

#A45DCB

background

#F9FAFC

surface

#F2F4F8

border

#CCCED1

text

#0D0F13

muted

#7E7F82

Preview Lab

Preview with #6380B4

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

Preview Lab → · Contrast checker → · Palette generator →