#677FA6#677FA6

#677FA6 is a mid, moderate blue. Relative luminance 0.208; OKLCH L 59.3% C 0.066 H 260.0°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#677FA6
RGB	rgb(103, 127, 166)
HSL	hsl(217, 26%, 53%)
HSV	hsv(217, 38%, 65%)
CMYK	cmyk(38%, 23.5%, 0%, 34.9%)
CIE-LAB	lab(52.75, 1.39, -23.54)
CIE-LCH	lch(52.75, 23.59, 273.38°)
OKLab	oklab(59.29% -0.0115 -0.0653)
OKLCH	oklch(59.29% 0.066 260)
XYZ	xyz(20.0637, 20.8145, 39.0294)
Luminance	0.2082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FA6 #A68E67

analogous

#679EA6 #677FA6 #6E67A6

triadic

#677FA6 #A6677F #7FA667

tetradic

#677FA6 #A6679E #A68E67 #67A66E

square

#677FA6 #A6679E #A68E67 #67A66E

split-complementary

#677FA6 #A66E67 #9EA667

monochromatic

#36455C #4D6183 #677FA6 #8EA0BD #B4C0D3

Accessibility & contrast

On white

4.07

#677FA6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#677FA6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FA6

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FA6	#FFFFFF	#000000	##000000
##677FA6	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7181A8

Deuteranopia (green-blind)

#6A7BA5

Tritanopia (blue-blind)

#53878C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #677fa6;
/* rgb */ color: rgb(103, 127, 166);
/* oklch */ color: oklch(59.3% 0.066 260.0);

Tailwind

colors: {
  custom: {
    50: '#94a4c0',
    500: '#677fa6',
    950: '#000000',
  },
}

SCSS

$custom: #677fa6;
$custom-light: #94a4c0;
$custom-dark: #000000;

JSON

{
  "hex": "#677fa6",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 166
  },
  "hsl": {
    "h": 217.143,
    "s": 26.141,
    "l": 52.745
  },
  "oklch": {
    "l": 0.5929,
    "c": 0.06628,
    "h": 260
  },
  "luminance": 0.20815
}

Semantic roles & 50–950 ramp

primary

#677FA6

secondary

#C2B8A7

accent

#9F65C3

background

#F9FAFB

surface

#F2F3F7

border

#CCCDD0

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #677FA6

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

Preview Lab → · Contrast checker → · Palette generator →