#677CD2#677CD2

#677CD2 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.9% C 0.133 H 271.6°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#677CD2
RGB	rgb(103, 124, 210)
HSL	hsl(228, 54%, 61%)
HSV	hsv(228, 51%, 82%)
CMYK	cmyk(51%, 41%, 0%, 17.6%)
CIE-LAB	lab(53.97, 16.29, -46.81)
CIE-LCH	lch(53.97, 49.56, 289.19°)
OKLab	oklab(60.92% 0.0038 -0.1326)
OKLCH	oklch(60.92% 0.133 271.6)
XYZ	xyz(24.4303, 21.9504, 63.9098)
Luminance	0.2195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677CD2 #D2BD67

analogous

#67B2D2 #677CD2 #8867D2

triadic

#677CD2 #D2677C #7CD267

tetradic

#677CD2 #D267B2 #D2BD67 #67D288

square

#677CD2 #D267B2 #D2BD67 #67D288

split-complementary

#677CD2 #D28867 #B2D267

monochromatic

#2C4093 #3A54C2 #677CD2 #96A5E0 #C5CDEE

Accessibility & contrast

On white

3.90

#677CD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#677CD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CD2

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677CD2	#FFFFFF	#000000	##000000
##677CD2	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5986D5

Deuteranopia (green-blind)

#4E7DD0

Tritanopia (blue-blind)

#388E9D

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #677cd2;
/* rgb */ color: rgb(103, 124, 210);
/* oklch */ color: oklch(60.9% 0.133 271.6);

Tailwind

colors: {
  custom: {
    50: '#99a1e0',
    500: '#677cd2',
    950: '#000000',
  },
}

SCSS

$custom: #677cd2;
$custom-light: #99a1e0;
$custom-dark: #000000;

JSON

{
  "hex": "#677cd2",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 210
  },
  "hsl": {
    "h": 228.224,
    "s": 54.315,
    "l": 61.373
  },
  "oklch": {
    "l": 0.60916,
    "c": 0.13268,
    "h": 271.6
  },
  "luminance": 0.21952
}

Semantic roles & 50–950 ramp

primary

#677CD2

secondary

#DED7B6

accent

#A324C2

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #677CD2

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

Preview Lab → · Contrast checker → · Palette generator →