#677BD7#677BD7

#677BD7 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.0% C 0.141 H 272.4°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#677BD7
RGB	rgb(103, 123, 215)
HSL	hsl(229, 58%, 62%)
HSV	hsv(229, 52%, 84%)
CMYK	cmyk(52.1%, 42.8%, 0%, 15.7%)
CIE-LAB	lab(53.98, 18.46, -49.63)
CIE-LCH	lch(53.98, 52.95, 290.41°)
OKLab	oklab(61.01% 0.0058 -0.1409)
OKLCH	oklch(61.01% 0.141 272.4)
XYZ	xyz(24.9383, 21.9541, 67.2003)
Luminance	0.2196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677BD7 #D7C367

analogous

#67B3D7 #677BD7 #8B67D7

triadic

#677BD7 #D7677B #7BD767

tetradic

#677BD7 #D767B3 #D7C367 #67D78B

square

#677BD7 #D767B3 #D7C367 #67D78B

split-complementary

#677BD7 #D78B67 #B3D767

monochromatic

#293D9B #3751CA #677BD7 #97A5E4 #C8CFF0

Accessibility & contrast

On white

3.90

#677BD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#677BD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677BD7

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677BD7	#FFFFFF	#000000	##000000
##677BD7	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)

#5586DB

Deuteranopia (green-blind)

#487DD5

Tritanopia (blue-blind)

#338F9E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #677bd7;
/* rgb */ color: rgb(103, 123, 215);
/* oklch */ color: oklch(61.0% 0.141 272.4);

Tailwind

colors: {
  custom: {
    50: '#99a0e4',
    500: '#677bd7',
    950: '#000000',
  },
}

SCSS

$custom: #677bd7;
$custom-light: #99a0e4;
$custom-dark: #000000;

JSON

{
  "hex": "#677bd7",
  "rgb": {
    "r": 103,
    "g": 123,
    "b": 215
  },
  "hsl": {
    "h": 229.286,
    "s": 58.333,
    "l": 62.353
  },
  "oklch": {
    "l": 0.61007,
    "c": 0.14101,
    "h": 272.4
  },
  "luminance": 0.21956
}

Semantic roles & 50–950 ramp

primary

#677BD7

secondary

#E1DAB8

accent

#A820C6

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E15

muted

#7E7E84

Preview Lab

Preview with #677BD7

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

Preview Lab → · Contrast checker → · Palette generator →