#677FA3#677FA3

#677FA3 is a mid, moderate blue. Relative luminance 0.207; OKLCH L 59.2% C 0.062 H 258.3°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#677FA3
RGB	rgb(103, 127, 163)
HSL	hsl(216, 25%, 52%)
HSV	hsv(216, 37%, 64%)
CMYK	cmyk(36.8%, 22.1%, 0%, 36.1%)
CIE-LAB	lab(52.63, 0.56, -21.99)
CIE-LCH	lch(52.63, 22.00, 271.45°)
OKLab	oklab(59.16% -0.0126 -0.0609)
OKLCH	oklch(59.16% 0.062 258.3)
XYZ	xyz(19.7917, 20.7057, 37.5970)
Luminance	0.2071 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FA3 #A38B67

analogous

#679DA3 #677FA3 #6D67A3

triadic

#677FA3 #A3677F #7FA367

tetradic

#677FA3 #A3679D #A38B67 #67A36D

square

#677FA3 #A3679D #A38B67 #67A36D

split-complementary

#677FA3 #A36D67 #9DA367

monochromatic

#364459 #4D6180 #677FA3 #8D9FBA #B3BFD1

Accessibility & contrast

On white

4.08

#677FA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#677FA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FA3

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FA3	#FFFFFF	#000000	##000000
##677FA3	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7281A5

Deuteranopia (green-blind)

#6C7BA2

Tritanopia (blue-blind)

#54878B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #677fa3;
/* rgb */ color: rgb(103, 127, 163);
/* oklch */ color: oklch(59.2% 0.062 258.3);

Tailwind

colors: {
  custom: {
    50: '#94a4be',
    500: '#677fa3',
    950: '#000000',
  },
}

SCSS

$custom: #677fa3;
$custom-light: #94a4be;
$custom-dark: #000000;

JSON

{
  "hex": "#677fa3",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 163
  },
  "hsl": {
    "h": 216,
    "s": 24.59,
    "l": 52.157
  },
  "oklch": {
    "l": 0.59157,
    "c": 0.06214,
    "h": 258.3
  },
  "luminance": 0.20707
}

Semantic roles & 50–950 ramp

primary

#677FA3

secondary

#C0B6A6

accent

#9D67C1

background

#F9FAFB

surface

#F2F3F6

border

#CCCDD0

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #677FA3

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

Preview Lab → · Contrast checker → · Palette generator →