#677DD2#677DD2

#677DD2 is a mid, vivid blue. Relative luminance 0.222; OKLCH L 61.1% C 0.131 H 271.1°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#677DD2
RGB	rgb(103, 125, 210)
HSL	hsl(228, 54%, 61%)
HSV	hsv(228, 51%, 82%)
CMYK	cmyk(51%, 40.5%, 0%, 17.6%)
CIE-LAB	lab(54.24, 15.69, -46.39)
CIE-LCH	lch(54.24, 48.97, 288.69°)
OKLab	oklab(61.12% 0.0026 -0.1314)
OKLCH	oklch(61.12% 0.131 271.1)
XYZ	xyz(24.5562, 22.2023, 63.9518)
Luminance	0.2220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677DD2 #D2BC67

analogous

#67B3D2 #677DD2 #8767D2

triadic

#677DD2 #D2677D #7DD267

tetradic

#677DD2 #D267B3 #D2BC67 #67D287

square

#677DD2 #D267B3 #D2BC67 #67D287

split-complementary

#677DD2 #D28767 #B3D267

monochromatic

#2C4193 #3A56C2 #677DD2 #96A5E0 #C5CEEE

Accessibility & contrast

On white

3.86

#677DD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#677DD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677DD2

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677DD2	#FFFFFF	#000000	##000000
##677DD2	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B87D5

Deuteranopia (green-blind)

#507DD0

Tritanopia (blue-blind)

#388F9D

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #677dd2;
/* rgb */ color: rgb(103, 125, 210);
/* oklch */ color: oklch(61.1% 0.131 271.1);

Tailwind

colors: {
  custom: {
    50: '#99a2e0',
    500: '#677dd2',
    950: '#000000',
  },
}

SCSS

$custom: #677dd2;
$custom-light: #99a2e0;
$custom-dark: #000000;

JSON

{
  "hex": "#677dd2",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 210
  },
  "hsl": {
    "h": 227.664,
    "s": 54.315,
    "l": 61.373
  },
  "oklch": {
    "l": 0.61121,
    "c": 0.13141,
    "h": 271.1
  },
  "luminance": 0.22204
}

Semantic roles & 50–950 ramp

primary

#677DD2

secondary

#DED6B6

accent

#A124C2

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0F15

muted

#7E7E83

Preview Lab

Preview with #677DD2

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

Preview Lab → · Contrast checker → · Palette generator →