#677BEC#677BEC

#677BEC is a light, vivid blue. Relative luminance 0.231; OKLCH L 62.3% C 0.170 H 273.0°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#677BEC
RGB	rgb(103, 123, 236)
HSL	hsl(231, 78%, 66%)
HSV	hsv(231, 56%, 93%)
CMYK	cmyk(56.4%, 47.9%, 0%, 7.5%)
CIE-LAB	lab(55.18, 25.14, -59.49)
CIE-LCH	lch(55.18, 64.58, 292.91°)
OKLab	oklab(62.31% 0.0088 -0.1698)
OKLCH	oklch(62.31% 0.17 273)
XYZ	xyz(27.8118, 23.1036, 82.3345)
Luminance	0.2311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677BEC #ECD867

analogous

#67BEEC #677BEC #9667EC

triadic

#677BEC #EC677B #7BEC67

tetradic

#677BEC #EC67BE #ECD867 #67EC96

square

#677BEC #EC67BE #ECD867 #67EC96

split-complementary

#677BEC #EC9667 #BEEC67

monochromatic

#1831C1 #314CE5 #677BEC #9DAAF3 #D4D9FA

Accessibility & contrast

On white

3.74

#677BEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#677BEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677BEC

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677BEC	#FFFFFF	#000000	##000000
##677BEC	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#448AF0

Deuteranopia (green-blind)

#307FEA

Tritanopia (blue-blind)

#1094A8

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #677bec;
/* rgb */ color: rgb(103, 123, 236);
/* oklch */ color: oklch(62.3% 0.170 273.0);

Tailwind

colors: {
  custom: {
    50: '#9ca0f3',
    500: '#677bec',
    950: '#000000',
  },
}

SCSS

$custom: #677bec;
$custom-light: #9ca0f3;
$custom-dark: #000000;

JSON

{
  "hex": "#677bec",
  "rgb": {
    "r": 103,
    "g": 123,
    "b": 236
  },
  "hsl": {
    "h": 230.977,
    "s": 77.778,
    "l": 66.471
  },
  "oklch": {
    "l": 0.62309,
    "c": 0.17007,
    "h": 273
  },
  "luminance": 0.23106
}

Semantic roles & 50–950 ramp

primary

#677BEC

secondary

#EDE6C2

accent

#BB0BDA

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #677BEC

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

Preview Lab → · Contrast checker → · Palette generator →