#677DB0#677DB0

#677DB0 is a mid, moderate blue. Relative luminance 0.207; OKLCH L 59.3% C 0.083 H 266.0°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#677DB0
RGB	rgb(103, 125, 176)
HSL	hsl(222, 32%, 55%)
HSV	hsv(222, 41%, 69%)
CMYK	cmyk(41.5%, 29%, 0%, 31%)
CIE-LAB	lab(52.60, 5.42, -29.54)
CIE-LCH	lch(52.60, 30.04, 280.40°)
OKLab	oklab(59.32% -0.0057 -0.0825)
OKLCH	oklch(59.32% 0.083 266)
XYZ	xyz(20.7612, 20.6843, 43.9644)
Luminance	0.2069 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677DB0 #B09A67

analogous

#67A2B0 #677DB0 #7667B0

triadic

#677DB0 #B0677D #7DB067

tetradic

#677DB0 #B067A2 #B09A67 #67B076

square

#677DB0 #B067A2 #B09A67 #67B076

split-complementary

#677DB0 #B07667 #A2B067

monochromatic

#364467 #4A5F8F #677DB0 #8F9FC5 #B8C2DA

Accessibility & contrast

On white

4.09

#677DB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#677DB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677DB0

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677DB0	#FFFFFF	#000000	##000000
##677DB0	1.00	4.09	5.14	5.14
#FFFFFF	4.09	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)

#6B81B2

Deuteranopia (green-blind)

#647BAF

Tritanopia (blue-blind)

#4E888F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #677db0;
/* rgb */ color: rgb(103, 125, 176);
/* oklch */ color: oklch(59.3% 0.083 266.0);

Tailwind

colors: {
  custom: {
    50: '#95a2c7',
    500: '#677db0',
    950: '#000000',
  },
}

SCSS

$custom: #677db0;
$custom-light: #95a2c7;
$custom-dark: #000000;

JSON

{
  "hex": "#677db0",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 176
  },
  "hsl": {
    "h": 221.918,
    "s": 31.602,
    "l": 54.706
  },
  "oklch": {
    "l": 0.59317,
    "c": 0.08266,
    "h": 266
  },
  "luminance": 0.20685
}

Semantic roles & 50–950 ramp

primary

#677DB0

secondary

#C9C0AA

accent

#A960C8

background

#F9F9FC

surface

#F2F2F8

border

#CCCCD1

text

#0D0F13

muted

#7E7E82

Preview Lab

Preview with #677DB0

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

Preview Lab → · Contrast checker → · Palette generator →