#677FD2#677FD2

#677FD2 is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.5% C 0.129 H 270.1°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#677FD2
RGB	rgb(103, 127, 210)
HSL	hsl(227, 54%, 61%)
HSV	hsv(227, 51%, 82%)
CMYK	cmyk(51%, 39.5%, 0%, 17.6%)
CIE-LAB	lab(54.78, 14.48, -45.54)
CIE-LCH	lch(54.78, 47.79, 287.64°)
OKLab	oklab(61.53% 0.0003 -0.1289)
OKLCH	oklch(61.53% 0.129 270.1)
XYZ	xyz(24.8120, 22.7138, 64.0370)
Luminance	0.2271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FD2 #D2BA67

analogous

#67B5D2 #677FD2 #8567D2

triadic

#677FD2 #D2677F #7FD267

tetradic

#677FD2 #D267B5 #D2BA67 #67D285

square

#677FD2 #D267B5 #D2BA67 #67D285

split-complementary

#677FD2 #D28567 #B5D267

monochromatic

#2C4393 #3A58C2 #677FD2 #96A7E0 #C5CFEE

Accessibility & contrast

On white

3.79

#677FD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#677FD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FD2

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FD2	#FFFFFF	#000000	##000000
##677FD2	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E88D5

Deuteranopia (green-blind)

#537FD0

Tritanopia (blue-blind)

#37919E

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #677fd2;
/* rgb */ color: rgb(103, 127, 210);
/* oklch */ color: oklch(61.5% 0.129 270.1);

Tailwind

colors: {
  custom: {
    50: '#99a3e0',
    500: '#677fd2',
    950: '#000000',
  },
}

SCSS

$custom: #677fd2;
$custom-light: #99a3e0;
$custom-dark: #000000;

JSON

{
  "hex": "#677fd2",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 210
  },
  "hsl": {
    "h": 226.542,
    "s": 54.315,
    "l": 61.373
  },
  "oklch": {
    "l": 0.61533,
    "c": 0.12889,
    "h": 270.1
  },
  "luminance": 0.22715
}

Semantic roles & 50–950 ramp

primary

#677FD2

secondary

#DED5B6

accent

#9E24C2

background

#F9FAFD

surface

#F2F3FB

border

#CCCDD4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #677FD2

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

Preview Lab → · Contrast checker → · Palette generator →