#677FA4#677FA4

#677FA4 is a mid, moderate blue. Relative luminance 0.207; OKLCH L 59.2% C 0.064 H 258.9°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#677FA4
RGB	rgb(103, 127, 164)
HSL	hsl(216, 25%, 52%)
HSV	hsv(216, 37%, 64%)
CMYK	cmyk(37.2%, 22.6%, 0%, 35.7%)
CIE-LAB	lab(52.67, 0.84, -22.51)
CIE-LCH	lch(52.67, 22.53, 272.12°)
OKLab	oklab(59.2% -0.0122 -0.0623)
OKLCH	oklch(59.2% 0.064 258.9)
XYZ	xyz(19.8817, 20.7417, 38.0707)
Luminance	0.2074 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FA4 #A48C67

analogous

#679EA4 #677FA4 #6D67A4

triadic

#677FA4 #A4677F #7FA467

tetradic

#677FA4 #A4679E #A48C67 #67A46D

square

#677FA4 #A4679E #A48C67 #67A46D

split-complementary

#677FA4 #A46D67 #9EA467

monochromatic

#36445A #4D6181 #677FA4 #8D9FBB #B4BFD2

Accessibility & contrast

On white

4.08

#677FA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#677FA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FA4

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FA4	#FFFFFF	#000000	##000000
##677FA4	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7281A6

Deuteranopia (green-blind)

#6B7BA3

Tritanopia (blue-blind)

#54878B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #677fa4;
/* rgb */ color: rgb(103, 127, 164);
/* oklch */ color: oklch(59.2% 0.064 258.9);

Tailwind

colors: {
  custom: {
    50: '#94a4bf',
    500: '#677fa4',
    950: '#000000',
  },
}

SCSS

$custom: #677fa4;
$custom-light: #94a4bf;
$custom-dark: #000000;

JSON

{
  "hex": "#677fa4",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 164
  },
  "hsl": {
    "h": 216.393,
    "s": 25.103,
    "l": 52.353
  },
  "oklch": {
    "l": 0.59201,
    "c": 0.06352,
    "h": 258.9
  },
  "luminance": 0.20743
}

Semantic roles & 50–950 ramp

primary

#677FA4

secondary

#C1B6A6

accent

#9E66C2

background

#F9FAFB

surface

#F2F3F7

border

#CCCDD0

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #677FA4

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

Preview Lab → · Contrast checker → · Palette generator →