#677CA4#677CA4

#677CA4 is a mid, moderate blue. Relative luminance 0.200; OKLCH L 58.5% C 0.067 H 263.0°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#677CA4
RGB	rgb(103, 124, 164)
HSL	hsl(219, 25%, 52%)
HSV	hsv(219, 37%, 64%)
CMYK	cmyk(37.2%, 24.4%, 0%, 35.7%)
CIE-LAB	lab(51.81, 2.60, -23.82)
CIE-LCH	lch(51.81, 23.96, 276.23°)
OKLab	oklab(58.53% -0.0081 -0.0661)
OKLCH	oklch(58.53% 0.067 263)
XYZ	xyz(19.5000, 19.9783, 37.9435)
Luminance	0.1998 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677CA4 #A48F67

analogous

#679BA4 #677CA4 #7067A4

triadic

#677CA4 #A4677C #7CA467

tetradic

#677CA4 #A4679B #A48F67 #67A470

square

#677CA4 #A4679B #A48F67 #67A470

split-complementary

#677CA4 #A47067 #9BA467

monochromatic

#36435A #4D5F81 #677CA4 #8D9DBB #B4BED2

Accessibility & contrast

On white

4.20

#677CA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#677CA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CA4

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677CA4	#FFFFFF	#000000	##000000
##677CA4	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7FA6

Deuteranopia (green-blind)

#6879A3

Tritanopia (blue-blind)

#54848A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #677ca4;
/* rgb */ color: rgb(103, 124, 164);
/* oklch */ color: oklch(58.5% 0.067 263.0);

Tailwind

colors: {
  custom: {
    50: '#94a1bf',
    500: '#677ca4',
    950: '#000000',
  },
}

SCSS

$custom: #677ca4;
$custom-light: #94a1bf;
$custom-dark: #000000;

JSON

{
  "hex": "#677ca4",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 164
  },
  "hsl": {
    "h": 219.344,
    "s": 25.103,
    "l": 52.353
  },
  "oklch": {
    "l": 0.58534,
    "c": 0.06656,
    "h": 263
  },
  "luminance": 0.19979
}

Semantic roles & 50–950 ramp

primary

#677CA4

secondary

#C1B8A6

accent

#A266C2

background

#F9F9FB

surface

#F2F2F7

border

#CCCCD0

text

#0D0F12

muted

#7E7E81

Preview Lab

Preview with #677CA4

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

Preview Lab → · Contrast checker → · Palette generator →