#6477BC#6477BC

#6477BC is a mid, moderate blue. Relative luminance 0.195; OKLCH L 58.4% C 0.108 H 271.1°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#6477BC
RGB	rgb(100, 119, 188)
HSL	hsl(227, 40%, 56%)
HSV	hsv(227, 47%, 74%)
CMYK	cmyk(46.8%, 36.7%, 0%, 26.3%)
CIE-LAB	lab(51.30, 11.81, -38.50)
CIE-LCH	lch(51.30, 40.27, 287.06°)
OKLab	oklab(58.44% 0.002 -0.1085)
OKLCH	oklch(58.44% 0.108 271.1)
XYZ	xyz(20.9266, 19.5326, 50.2347)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6477BC #BCA964

analogous

#64A3BC #6477BC #7D64BC

triadic

#6477BC #BC6477 #77BC64

tetradic

#6477BC #BC64A3 #BCA964 #64BC7D

square

#6477BC #BC64A3 #BCA964 #64BC7D

split-complementary

#6477BC #BC7D64 #A3BC64

monochromatic

#324074 #44589E #6477BC #8F9CCE #B9C2E1

Accessibility & contrast

On white

4.28

#6477BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#6477BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6477BC

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6477BC	#FFFFFF	#000000	##000000
##6477BC	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7EBF

Deuteranopia (green-blind)

#5577BA

Tritanopia (blue-blind)

#438590

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #6477bc;
/* rgb */ color: rgb(100, 119, 188);
/* oklch */ color: oklch(58.4% 0.108 271.1);

Tailwind

colors: {
  custom: {
    50: '#959ed0',
    500: '#6477bc',
    950: '#000000',
  },
}

SCSS

$custom: #6477bc;
$custom-light: #959ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#6477bc",
  "rgb": {
    "r": 100,
    "g": 119,
    "b": 188
  },
  "hsl": {
    "h": 227.045,
    "s": 39.64,
    "l": 56.471
  },
  "oklch": {
    "l": 0.58444,
    "c": 0.10848,
    "h": 271.1
  },
  "luminance": 0.19534
}

Semantic roles & 50–950 ramp

primary

#6477BC

secondary

#D0C8AC

accent

#B658D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #6477BC

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

Preview Lab → · Contrast checker → · Palette generator →