#677DB4#677DB4

#677DB4 is a mid, moderate blue. Relative luminance 0.208; OKLCH L 59.5% C 0.088 H 267.0°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#677DB4
RGB	rgb(103, 125, 180)
HSL	hsl(223, 34%, 55%)
HSV	hsv(223, 43%, 71%)
CMYK	cmyk(42.8%, 30.6%, 0%, 29.4%)
CIE-LAB	lab(52.78, 6.59, -31.57)
CIE-LCH	lch(52.78, 32.25, 281.79°)
OKLab	oklab(59.51% -0.0046 -0.0883)
OKLCH	oklch(59.51% 0.088 267)
XYZ	xyz(21.1628, 20.8450, 46.0795)
Luminance	0.2085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677DB4 #B49E67

analogous

#67A3B4 #677DB4 #7767B4

triadic

#677DB4 #B4677D #7DB467

tetradic

#677DB4 #B467A3 #B49E67 #67B477

square

#677DB4 #B467A3 #B49E67 #67B477

split-complementary

#677DB4 #B47767 #A3B467

monochromatic

#35456C #495F95 #677DB4 #90A0C8 #B9C3DC

Accessibility & contrast

On white

4.06

#677DB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#677DB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677DB4

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677DB4	#FFFFFF	#000000	##000000
##677DB4	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A82B6

Deuteranopia (green-blind)

#627BB3

Tritanopia (blue-blind)

#4C8891

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #677db4;
/* rgb */ color: rgb(103, 125, 180);
/* oklch */ color: oklch(59.5% 0.088 267.0);

Tailwind

colors: {
  custom: {
    50: '#96a2ca',
    500: '#677db4',
    950: '#000000',
  },
}

SCSS

$custom: #677db4;
$custom-light: #96a2ca;
$custom-dark: #000000;

JSON

{
  "hex": "#677db4",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 180
  },
  "hsl": {
    "h": 222.857,
    "s": 33.921,
    "l": 55.49
  },
  "oklch": {
    "l": 0.59513,
    "c": 0.08842,
    "h": 267
  },
  "luminance": 0.20846
}

Semantic roles & 50–950 ramp

primary

#677DB4

secondary

#CBC2AB

accent

#AB5ECA

background

#F9F9FC

surface

#F2F2F8

border

#CCCCD1

text

#0E0F13

muted

#7E7E82

Preview Lab

Preview with #677DB4

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

Preview Lab → · Contrast checker → · Palette generator →