#677EE9#677EE9

#677EE9 is a light, vivid blue. Relative luminance 0.237; OKLCH L 62.7% C 0.162 H 271.9°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#677EE9
RGB	rgb(103, 126, 233)
HSL	hsl(229, 75%, 66%)
HSV	hsv(229, 56%, 91%)
CMYK	cmyk(55.8%, 45.9%, 0%, 8.6%)
CIE-LAB	lab(55.77, 22.37, -56.86)
CIE-LCH	lch(55.77, 61.10, 291.47°)
OKLab	oklab(62.7% 0.0053 -0.1621)
OKLCH	oklch(62.7% 0.162 271.9)
XYZ	xyz(27.7575, 23.6864, 80.1842)
Luminance	0.2369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677EE9 #E9D267

analogous

#67BFE9 #677EE9 #9167E9

triadic

#677EE9 #E9677E #7EE967

tetradic

#677EE9 #E967BF #E9D267 #67E991

square

#677EE9 #E967BF #E9D267 #67E991

split-complementary

#677EE9 #E99167 #BFE967

monochromatic

#1B37BB #3251E1 #677EE9 #9CABF1 #D2D9F8

Accessibility & contrast

On white

3.66

#677EE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#677EE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677EE9

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677EE9	#FFFFFF	#000000	##000000
##677EE9	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D8CED

Deuteranopia (green-blind)

#3B80E7

Tritanopia (blue-blind)

#1796A8

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #677ee9;
/* rgb */ color: rgb(103, 126, 233);
/* oklch */ color: oklch(62.7% 0.162 271.9);

Tailwind

colors: {
  custom: {
    50: '#9ca3f1',
    500: '#677ee9',
    950: '#000000',
  },
}

SCSS

$custom: #677ee9;
$custom-light: #9ca3f1;
$custom-dark: #000000;

JSON

{
  "hex": "#677ee9",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 233
  },
  "hsl": {
    "h": 229.385,
    "s": 74.713,
    "l": 65.882
  },
  "oklch": {
    "l": 0.62704,
    "c": 0.16217,
    "h": 271.9
  },
  "luminance": 0.23688
}

Semantic roles & 50–950 ramp

primary

#677EE9

secondary

#EBE4C0

accent

#B30FD7

background

#FAFAFE

surface

#F4F3FD

border

#CECDD5

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #677EE9

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

Preview Lab → · Contrast checker → · Palette generator →