#677DCA#677DCA

#677DCA is a mid, vivid blue. Relative luminance 0.218; OKLCH L 60.7% C 0.120 H 270.4°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#677DCA
RGB	rgb(103, 125, 202)
HSL	hsl(227, 48%, 60%)
HSV	hsv(227, 49%, 79%)
CMYK	cmyk(49%, 38.1%, 0%, 20.8%)
CIE-LAB	lab(53.83, 13.21, -42.50)
CIE-LCH	lch(53.83, 44.51, 287.26°)
OKLab	oklab(60.67% 0.0009 -0.12)
OKLCH	oklch(60.67% 0.12 270.4)
XYZ	xyz(23.5844, 21.8136, 58.8334)
Luminance	0.2182 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677DCA #CAB467

analogous

#67AECA #677DCA #8367CA

triadic

#677DCA #CA677D #7DCA67

tetradic

#677DCA #CA67AE #CAB467 #67CA83

square

#677DCA #CA67AE #CAB467 #67CA83

split-complementary

#677DCA #CA8367 #AECA67

monochromatic

#2F4387 #3F59B5 #677DCA #94A4DA #C2CBEA

Accessibility & contrast

On white

3.92

#677DCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#677DCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677DCA

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677DCA	#FFFFFF	#000000	##000000
##677DCA	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F85CD

Deuteranopia (green-blind)

#557DC8

Tritanopia (blue-blind)

#3F8D9A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #677dca;
/* rgb */ color: rgb(103, 125, 202);
/* oklch */ color: oklch(60.7% 0.120 270.4);

Tailwind

colors: {
  custom: {
    50: '#98a2da',
    500: '#677dca',
    950: '#000000',
  },
}

SCSS

$custom: #677dca;
$custom-light: #98a2da;
$custom-dark: #000000;

JSON

{
  "hex": "#677dca",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 202
  },
  "hsl": {
    "h": 226.667,
    "s": 48.293,
    "l": 59.804
  },
  "oklch": {
    "l": 0.60669,
    "c": 0.12004,
    "h": 270.4
  },
  "luminance": 0.21815
}

Semantic roles & 50–950 ramp

primary

#677DCA

secondary

#DAD1B3

accent

#BA50D8

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0F15

muted

#7E7E83

Preview Lab

Preview with #677DCA

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

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