#677D99#677D99

#677D99 is a mid, muted cyan. Relative luminance 0.199; OKLCH L 58.3% C 0.050 H 254.6°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#677D99
RGB	rgb(103, 125, 153)
HSL	hsl(214, 20%, 50%)
HSV	hsv(214, 33%, 60%)
CMYK	cmyk(32.7%, 18.3%, 0%, 40%)
CIE-LAB	lab(51.67, -0.99, -17.65)
CIE-LCH	lch(51.67, 17.67, 266.79°)
OKLab	oklab(58.28% -0.0133 -0.0486)
OKLCH	oklch(58.28% 0.05 254.6)
XYZ	xyz(18.6752, 19.8499, 32.9782)
Luminance	0.1985 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677D99 #998367

analogous

#679699 #677D99 #6A6799

triadic

#677D99 #99677D #7D9967

tetradic

#677D99 #996796 #998367 #67996A

square

#677D99 #996796 #998367 #67996A

split-complementary

#677D99 #996A67 #969967

monochromatic

#364150 #4E5F75 #677D99 #8C9CB2 #B0BCCA

Accessibility & contrast

On white

4.23

#677D99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#677D99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677D99

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677D99	#FFFFFF	#000000	##000000
##677D99	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#737E9A

Deuteranopia (green-blind)

#6D7998

Tritanopia (blue-blind)

#588386

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #677d99;
/* rgb */ color: rgb(103, 125, 153);
/* oklch */ color: oklch(58.3% 0.050 254.6);

Tailwind

colors: {
  custom: {
    50: '#94a2b7',
    500: '#677d99',
    950: '#000000',
  },
}

SCSS

$custom: #677d99;
$custom-light: #94a2b7;
$custom-dark: #000000;

JSON

{
  "hex": "#677d99",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 153
  },
  "hsl": {
    "h": 213.6,
    "s": 19.685,
    "l": 50.196
  },
  "oklch": {
    "l": 0.58277,
    "c": 0.05036,
    "h": 254.6
  },
  "luminance": 0.19851
}

Semantic roles & 50–950 ramp

primary

#677D99

secondary

#B9AFA3

accent

#996CBC

background

#F9F9FB

surface

#F1F2F6

border

#CBCCD0

text

#0D0F11

muted

#7E7E80

Preview Lab

Preview with #677D99

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

Preview Lab → · Contrast checker → · Palette generator →