#677C8A#677C8A

#677C8A is a mid, muted cyan. Relative luminance 0.191; OKLCH L 57.5% C 0.033 H 237.3°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#677C8A
RGB	rgb(103, 124, 138)
HSL	hsl(204, 15%, 47%)
HSV	hsv(204, 25%, 54%)
CMYK	cmyk(25.4%, 10.1%, 0%, 45.9%)
CIE-LAB	lab(50.84, -4.28, -10.12)
CIE-LCH	lch(50.84, 10.99, 247.08°)
OKLab	oklab(57.45% -0.0177 -0.0276)
OKLCH	oklch(57.45% 0.033 237.3)
XYZ	xyz(17.3873, 19.1332, 26.8168)
Luminance	0.1913 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677C8A #8A7567

analogous

#678A87 #677C8A #676B8A

triadic

#677C8A #8A677C #7C8A67

tetradic

#677C8A #87678A #8A7567 #6B8A67

square

#677C8A #87678A #8A7567 #6B8A67

split-complementary

#677C8A #8A676B #8A8767

monochromatic

#333D44 #4D5D67 #677C8A #889AA6 #ABB8C0

Accessibility & contrast

On white

4.35

#677C8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#677C8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677C8A

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677C8A	#FFFFFF	#000000	##000000
##677C8A	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#767B8B

Deuteranopia (green-blind)

#71778A

Tritanopia (blue-blind)

#5D8080

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #677c8a;
/* rgb */ color: rgb(103, 124, 138);
/* oklch */ color: oklch(57.5% 0.033 237.3);

Tailwind

colors: {
  custom: {
    50: '#93a1ac',
    500: '#677c8a',
    950: '#000000',
  },
}

SCSS

$custom: #677c8a;
$custom-light: #93a1ac;
$custom-dark: #000000;

JSON

{
  "hex": "#677c8a",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 138
  },
  "hsl": {
    "h": 204,
    "s": 14.523,
    "l": 47.255
  },
  "oklch": {
    "l": 0.57451,
    "c": 0.03274,
    "h": 237.3
  },
  "luminance": 0.19134
}

Semantic roles & 50–950 ramp

primary

#677C8A

secondary

#AFA59D

accent

#8D70B7

background

#F9F9FA

surface

#F1F2F4

border

#CBCCCE

text

#0D0F10

muted

#7E7E7F

Preview Lab

Preview with #677C8A

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

Preview Lab → · Contrast checker → · Palette generator →