#677AD4#677AD4

#677AD4 is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.6% C 0.138 H 272.7°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#677AD4
RGB	rgb(103, 122, 212)
HSL	hsl(230, 56%, 62%)
HSV	hsv(230, 51%, 83%)
CMYK	cmyk(51.4%, 42.5%, 0%, 16.9%)
CIE-LAB	lab(53.55, 18.13, -48.61)
CIE-LCH	lch(53.55, 51.88, 290.45°)
OKLab	oklab(60.63% 0.0064 -0.1379)
OKLCH	oklch(60.63% 0.138 272.7)
XYZ	xyz(24.4329, 21.5545, 65.1475)
Luminance	0.2156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677AD4 #D4C167

analogous

#67B1D4 #677AD4 #8B67D4

triadic

#677AD4 #D4677A #7AD467

tetradic

#677AD4 #D467B1 #D4C167 #67D48B

square

#677AD4 #D467B1 #D4C167 #67D48B

split-complementary

#677AD4 #D48B67 #B1D467

monochromatic

#2A3D96 #3851C6 #677AD4 #97A4E1 #C6CDEF

Accessibility & contrast

On white

3.95

#677AD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#677AD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677AD4

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677AD4	#FFFFFF	#000000	##000000
##677AD4	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5585D7

Deuteranopia (green-blind)

#497CD2

Tritanopia (blue-blind)

#378D9D

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #677ad4;
/* rgb */ color: rgb(103, 122, 212);
/* oklch */ color: oklch(60.6% 0.138 272.7);

Tailwind

colors: {
  custom: {
    50: '#99a0e2',
    500: '#677ad4',
    950: '#000000',
  },
}

SCSS

$custom: #677ad4;
$custom-light: #99a0e2;
$custom-dark: #000000;

JSON

{
  "hex": "#677ad4",
  "rgb": {
    "r": 103,
    "g": 122,
    "b": 212
  },
  "hsl": {
    "h": 229.541,
    "s": 55.897,
    "l": 61.765
  },
  "oklch": {
    "l": 0.60627,
    "c": 0.13808,
    "h": 272.7
  },
  "luminance": 0.21556
}

Semantic roles & 50–950 ramp

primary

#677AD4

secondary

#E0D9B7

accent

#A722C3

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #677AD4

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

Preview Lab → · Contrast checker → · Palette generator →