#677AEC#677AEC

#677AEC is a light, vivid blue. Relative luminance 0.229; OKLCH L 62.1% C 0.171 H 273.3°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#677AEC
RGB	rgb(103, 122, 236)
HSL	hsl(231, 78%, 66%)
HSV	hsv(231, 56%, 93%)
CMYK	cmyk(56.4%, 48.3%, 0%, 7.5%)
CIE-LAB	lab(54.92, 25.75, -59.90)
CIE-LCH	lch(54.92, 65.19, 293.26°)
OKLab	oklab(62.12% 0.0098 -0.171)
OKLCH	oklch(62.12% 0.171 273.3)
XYZ	xyz(27.6884, 22.8567, 82.2933)
Luminance	0.2286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677AEC #ECD967

analogous

#67BCEC #677AEC #9767EC

triadic

#677AEC #EC677A #7AEC67

tetradic

#677AEC #EC67BC #ECD967 #67EC97

square

#677AEC #EC67BC #ECD967 #67EC97

split-complementary

#677AEC #EC9767 #BCEC67

monochromatic

#1830C1 #314AE5 #677AEC #9DAAF3 #D4D9FA

Accessibility & contrast

On white

3.77

#677AEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#677AEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677AEC

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677AEC	#FFFFFF	#000000	##000000
##677AEC	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4189F0

Deuteranopia (green-blind)

#2D7EEA

Tritanopia (blue-blind)

#1194A8

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #677aec;
/* rgb */ color: rgb(103, 122, 236);
/* oklch */ color: oklch(62.1% 0.171 273.3);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#677aec",
  "rgb": {
    "r": 103,
    "g": 122,
    "b": 236
  },
  "hsl": {
    "h": 231.429,
    "s": 77.778,
    "l": 66.471
  },
  "oklch": {
    "l": 0.62117,
    "c": 0.17133,
    "h": 273.3
  },
  "luminance": 0.22859
}

Semantic roles & 50–950 ramp

primary

#677AEC

secondary

#EDE7C2

accent

#BD0BDA

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #677AEC

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

Preview Lab → · Contrast checker → · Palette generator →