#677FC8#677FC8

#677FC8 is a mid, moderate blue. Relative luminance 0.222; OKLCH L 61.0% C 0.115 H 269.0°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#677FC8
RGB	rgb(103, 127, 200)
HSL	hsl(225, 47%, 59%)
HSV	hsv(225, 49%, 78%)
CMYK	cmyk(48.5%, 36.5%, 0%, 21.6%)
CIE-LAB	lab(54.27, 11.39, -40.67)
CIE-LCH	lch(54.27, 42.24, 285.65°)
OKLab	oklab(60.98% -0.0019 -0.1147)
OKLCH	oklch(60.98% 0.115 269)
XYZ	xyz(23.6049, 22.2310, 57.6796)
Luminance	0.2223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FC8 #C8B067

analogous

#67AFC8 #677FC8 #8067C8

triadic

#677FC8 #C8677F #7FC867

tetradic

#677FC8 #C867AF #C8B067 #67C880

square

#677FC8 #C867AF #C8B067 #67C880

split-complementary

#677FC8 #C88067 #AFC867

monochromatic

#304585 #405CB2 #677FC8 #94A5D8 #C1CBE9

Accessibility & contrast

On white

3.86

#677FC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#677FC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FC8

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FC8	#FFFFFF	#000000	##000000
##677FC8	1.00	3.86	5.45	5.45
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6386CB

Deuteranopia (green-blind)

#597EC6

Tritanopia (blue-blind)

#408E9A

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #677fc8;
/* rgb */ color: rgb(103, 127, 200);
/* oklch */ color: oklch(61.0% 0.115 269.0);

Tailwind

colors: {
  custom: {
    50: '#97a3d9',
    500: '#677fc8',
    950: '#000000',
  },
}

SCSS

$custom: #677fc8;
$custom-light: #97a3d9;
$custom-dark: #000000;

JSON

{
  "hex": "#677fc8",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 200
  },
  "hsl": {
    "h": 225.155,
    "s": 46.86,
    "l": 59.412
  },
  "oklch": {
    "l": 0.60978,
    "c": 0.1147,
    "h": 269
  },
  "luminance": 0.22232
}

Semantic roles & 50–950 ramp

primary

#677FC8

secondary

#D8CFB3

accent

#B651D6

background

#F9FAFD

surface

#F2F3FA

border

#CCCDD3

text

#0E0F14

muted

#7E7F83

Preview Lab

Preview with #677FC8

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

Preview Lab → · Contrast checker → · Palette generator →