#677DA3#677DA3

#677DA3 is a mid, moderate blue. Relative luminance 0.202; OKLCH L 58.7% C 0.064 H 261.2°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#677DA3
RGB	rgb(103, 125, 163)
HSL	hsl(218, 25%, 52%)
HSV	hsv(218, 37%, 64%)
CMYK	cmyk(36.8%, 23.3%, 0%, 36.1%)
CIE-LAB	lab(52.06, 1.73, -22.87)
CIE-LCH	lch(52.06, 22.93, 274.33°)
OKLab	oklab(58.71% -0.0098 -0.0633)
OKLCH	oklch(58.71% 0.064 261.2)
XYZ	xyz(19.5360, 20.1942, 37.5117)
Luminance	0.2019 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677DA3 #A38D67

analogous

#679BA3 #677DA3 #6F67A3

triadic

#677DA3 #A3677D #7DA367

tetradic

#677DA3 #A3679B #A38D67 #67A36F

square

#677DA3 #A3679B #A38D67 #67A36F

split-complementary

#677DA3 #A36F67 #9BA367

monochromatic

#364359 #4D6080 #677DA3 #8D9EBA #B3BED1

Accessibility & contrast

On white

4.17

#677DA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#677DA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677DA3

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677DA3	#FFFFFF	#000000	##000000
##677DA3	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707FA5

Deuteranopia (green-blind)

#6A7AA2

Tritanopia (blue-blind)

#54858A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #677da3;
/* rgb */ color: rgb(103, 125, 163);
/* oklch */ color: oklch(58.7% 0.064 261.2);

Tailwind

colors: {
  custom: {
    50: '#94a2be',
    500: '#677da3',
    950: '#000000',
  },
}

SCSS

$custom: #677da3;
$custom-light: #94a2be;
$custom-dark: #000000;

JSON

{
  "hex": "#677da3",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 163
  },
  "hsl": {
    "h": 218,
    "s": 24.59,
    "l": 52.157
  },
  "oklch": {
    "l": 0.58711,
    "c": 0.0641,
    "h": 261.2
  },
  "luminance": 0.20195
}

Semantic roles & 50–950 ramp

primary

#677DA3

secondary

#C0B6A6

accent

#A067C1

background

#F9F9FB

surface

#F2F2F6

border

#CCCCD0

text

#0D0F12

muted

#7E7E81

Preview Lab

Preview with #677DA3

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

Preview Lab → · Contrast checker → · Palette generator →