#677BC1#677BC1

#677BC1 is a mid, moderate blue. Relative luminance 0.209; OKLCH L 59.8% C 0.110 H 270.7°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#677BC1
RGB	rgb(103, 123, 193)
HSL	hsl(227, 42%, 58%)
HSV	hsv(227, 47%, 76%)
CMYK	cmyk(46.6%, 36.3%, 0%, 24.3%)
CIE-LAB	lab(52.84, 11.66, -38.94)
CIE-LCH	lch(52.84, 40.65, 286.68°)
OKLab	oklab(59.76% 0.0014 -0.1097)
OKLCH	oklch(59.76% 0.11 270.7)
XYZ	xyz(22.2991, 20.8984, 53.3005)
Luminance	0.2090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677BC1 #C1AD67

analogous

#67A8C1 #677BC1 #8067C1

triadic

#677BC1 #C1677B #7BC167

tetradic

#677BC1 #C167A8 #C1AD67 #67C180

square

#677BC1 #C167A8 #C1AD67 #67C180

split-complementary

#677BC1 #C18067 #A8C167

monochromatic

#32437B #445AA7 #677BC1 #92A1D3 #BEC6E4

Accessibility & contrast

On white

4.05

#677BC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#677BC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677BC1

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677BC1	#FFFFFF	#000000	##000000
##677BC1	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6182C4

Deuteranopia (green-blind)

#587BBF

Tritanopia (blue-blind)

#458A95

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #677bc1;
/* rgb */ color: rgb(103, 123, 193);
/* oklch */ color: oklch(59.8% 0.110 270.7);

Tailwind

colors: {
  custom: {
    50: '#97a0d4',
    500: '#677bc1',
    950: '#000000',
  },
}

SCSS

$custom: #677bc1;
$custom-light: #97a0d4;
$custom-dark: #000000;

JSON

{
  "hex": "#677bc1",
  "rgb": {
    "r": 103,
    "g": 123,
    "b": 193
  },
  "hsl": {
    "h": 226.667,
    "s": 42.056,
    "l": 58.039
  },
  "oklch": {
    "l": 0.59759,
    "c": 0.10967,
    "h": 270.7
  },
  "luminance": 0.209
}

Semantic roles & 50–950 ramp

primary

#677BC1

secondary

#D4CCB0

accent

#B656D2

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0E14

muted

#7E7E83

Preview Lab

Preview with #677BC1

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

Preview Lab → · Contrast checker → · Palette generator →