#677BEB#677BEB

#677BEB is a light, vivid blue. Relative luminance 0.230; OKLCH L 62.2% C 0.169 H 272.9°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#677BEB
RGB	rgb(103, 123, 235)
HSL	hsl(231, 77%, 66%)
HSV	hsv(231, 56%, 92%)
CMYK	cmyk(56.2%, 47.7%, 0%, 7.8%)
CIE-LAB	lab(55.12, 24.82, -59.03)
CIE-LCH	lch(55.12, 64.03, 292.81°)
OKLab	oklab(62.25% 0.0087 -0.1685)
OKLCH	oklch(62.25% 0.169 272.9)
XYZ	xyz(27.6670, 23.0456, 81.5715)
Luminance	0.2305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677BEB #EBD767

analogous

#67BDEB #677BEB #9567EB

triadic

#677BEB #EB677B #7BEB67

tetradic

#677BEB #EB67BD #EBD767 #67EB95

square

#677BEB #EB67BD #EBD767 #67EB95

split-complementary

#677BEB #EB9567 #BDEB67

monochromatic

#1932BF #314CE4 #677BEB #9DAAF2 #D3D9F9

Accessibility & contrast

On white

3.74

#677BEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#677BEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677BEB

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677BEB	#FFFFFF	#000000	##000000
##677BEB	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#458AEF

Deuteranopia (green-blind)

#317FE9

Tritanopia (blue-blind)

#1394A8

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #677beb;
/* rgb */ color: rgb(103, 123, 235);
/* oklch */ color: oklch(62.2% 0.169 272.9);

Tailwind

colors: {
  custom: {
    50: '#9ca0f2',
    500: '#677beb',
    950: '#000000',
  },
}

SCSS

$custom: #677beb;
$custom-light: #9ca0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#677beb",
  "rgb": {
    "r": 103,
    "g": 123,
    "b": 235
  },
  "hsl": {
    "h": 230.909,
    "s": 76.744,
    "l": 66.275
  },
  "oklch": {
    "l": 0.62245,
    "c": 0.1687,
    "h": 272.9
  },
  "luminance": 0.23048
}

Semantic roles & 50–950 ramp

primary

#677BEB

secondary

#ECE6C1

accent

#BA0DD9

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #677BEB

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

Preview Lab → · Contrast checker → · Palette generator →