#677ACF#677ACF

#677ACF is a mid, vivid blue. Relative luminance 0.213; OKLCH L 60.3% C 0.131 H 272.4°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#677ACF
RGB	rgb(103, 122, 207)
HSL	hsl(229, 52%, 61%)
HSV	hsv(229, 50%, 81%)
CMYK	cmyk(50.2%, 41.1%, 0%, 18.8%)
CIE-LAB	lab(53.28, 16.57, -46.21)
CIE-LCH	lch(53.28, 49.09, 289.73°)
OKLab	oklab(60.33% 0.0055 -0.1309)
OKLCH	oklch(60.33% 0.131 272.4)
XYZ	xyz(23.8119, 21.3061, 61.8771)
Luminance	0.2131 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677ACF #CFBC67

analogous

#67AECF #677ACF #8867CF

triadic

#677ACF #CF677A #7ACF67

tetradic

#677ACF #CF67AE #CFBC67 #67CF88

square

#677ACF #CF67AE #CFBC67 #67CF88

split-complementary

#677ACF #CF8867 #AECF67

monochromatic

#2D3F8F #3C53BD #677ACF #96A3DE #C4CBEC

Accessibility & contrast

On white

3.99

#677ACF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#677ACF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677ACF

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677ACF	#FFFFFF	#000000	##000000
##677ACF	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5884D2

Deuteranopia (green-blind)

#4D7BCD

Tritanopia (blue-blind)

#3B8C9A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #677acf;
/* rgb */ color: rgb(103, 122, 207);
/* oklch */ color: oklch(60.3% 0.131 272.4);

Tailwind

colors: {
  custom: {
    50: '#98a0de',
    500: '#677acf',
    950: '#000000',
  },
}

SCSS

$custom: #677acf;
$custom-light: #98a0de;
$custom-dark: #000000;

JSON

{
  "hex": "#677acf",
  "rgb": {
    "r": 103,
    "g": 122,
    "b": 207
  },
  "hsl": {
    "h": 229.038,
    "s": 52,
    "l": 60.784
  },
  "oklch": {
    "l": 0.60334,
    "c": 0.131,
    "h": 272.4
  },
  "luminance": 0.21308
}

Semantic roles & 50–950 ramp

primary

#677ACF

secondary

#DDD5B5

accent

#A326BF

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #677ACF

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

Preview Lab → · Contrast checker → · Palette generator →