#6380B1#6380B1

#6380B1 is a mid, moderate blue. Relative luminance 0.213; OKLCH L 59.8% C 0.082 H 260.6°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#6380B1
RGB	rgb(99, 128, 177)
HSL	hsl(218, 33%, 54%)
HSV	hsv(218, 44%, 69%)
CMYK	cmyk(44.1%, 27.7%, 0%, 30.6%)
CIE-LAB	lab(53.24, 2.86, -29.15)
CIE-LCH	lch(53.24, 29.29, 275.61°)
OKLab	oklab(59.76% -0.0134 -0.0814)
OKLCH	oklch(59.76% 0.082 260.6)
XYZ	xyz(20.7980, 21.2641, 44.5949)
Luminance	0.2127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6380B1 #B19463

analogous

#63A7B1 #6380B1 #6D63B1

triadic

#6380B1 #B16380 #80B163

tetradic

#6380B1 #B163A7 #B19463 #63B16D

square

#6380B1 #B163A7 #B19463 #63B16D

split-complementary

#6380B1 #B16D63 #A7B163

monochromatic

#334666 #48628F #6380B1 #8CA1C5 #B5C2DA

Accessibility & contrast

On white

4.00

#6380B1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#6380B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6380B1

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6380B1	#FFFFFF	#000000	##000000
##6380B1	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)

#6E83B3

Deuteranopia (green-blind)

#657CB0

Tritanopia (blue-blind)

#468A91

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #6380b1;
/* rgb */ color: rgb(99, 128, 177);
/* oklch */ color: oklch(59.8% 0.082 260.6);

Tailwind

colors: {
  custom: {
    50: '#93a4c8',
    500: '#6380b1',
    950: '#000000',
  },
}

SCSS

$custom: #6380b1;
$custom-light: #93a4c8;
$custom-dark: #000000;

JSON

{
  "hex": "#6380b1",
  "rgb": {
    "r": 99,
    "g": 128,
    "b": 177
  },
  "hsl": {
    "h": 217.692,
    "s": 33.333,
    "l": 54.118
  },
  "oklch": {
    "l": 0.59761,
    "c": 0.08249,
    "h": 260.6
  },
  "luminance": 0.21265
}

Semantic roles & 50–950 ramp

primary

#6380B1

secondary

#C8BCA7

accent

#A25EC9

background

#F9FAFC

surface

#F2F4F8

border

#CCCED1

text

#0D0F13

muted

#7E7F82

Preview Lab

Preview with #6380B1

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

Preview Lab → · Contrast checker → · Palette generator →