#677BD2#677BD2

#677BD2 is a mid, vivid blue. Relative luminance 0.217; OKLCH L 60.7% C 0.134 H 272.1°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#677BD2
RGB	rgb(103, 123, 210)
HSL	hsl(229, 54%, 61%)
HSV	hsv(229, 51%, 82%)
CMYK	cmyk(51%, 41.4%, 0%, 17.6%)
CIE-LAB	lab(53.71, 16.90, -47.23)
CIE-LCH	lch(53.71, 50.16, 289.69°)
OKLab	oklab(60.71% 0.0049 -0.1339)
OKLCH	oklch(60.71% 0.134 272.1)
XYZ	xyz(24.3056, 21.7011, 63.8682)
Luminance	0.2170 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677BD2 #D2BE67

analogous

#67B1D2 #677BD2 #8967D2

triadic

#677BD2 #D2677B #7BD267

tetradic

#677BD2 #D267B1 #D2BE67 #67D289

square

#677BD2 #D267B1 #D2BE67 #67D289

split-complementary

#677BD2 #D28967 #B1D267

monochromatic

#2C3F93 #3A53C2 #677BD2 #96A4E0 #C5CDEE

Accessibility & contrast

On white

3.93

#677BD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#677BD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677BD2

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677BD2	#FFFFFF	#000000	##000000
##677BD2	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5885D5

Deuteranopia (green-blind)

#4D7CD0

Tritanopia (blue-blind)

#388E9C

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #677bd2;
/* rgb */ color: rgb(103, 123, 210);
/* oklch */ color: oklch(60.7% 0.134 272.1);

Tailwind

colors: {
  custom: {
    50: '#99a0e0',
    500: '#677bd2',
    950: '#000000',
  },
}

SCSS

$custom: #677bd2;
$custom-light: #99a0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#677bd2",
  "rgb": {
    "r": 103,
    "g": 123,
    "b": 210
  },
  "hsl": {
    "h": 228.785,
    "s": 54.315,
    "l": 61.373
  },
  "oklch": {
    "l": 0.60712,
    "c": 0.13396,
    "h": 272.1
  },
  "luminance": 0.21703
}

Semantic roles & 50–950 ramp

primary

#677BD2

secondary

#DED7B6

accent

#A424C2

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #677BD2

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

Preview Lab → · Contrast checker → · Palette generator →