#677CBE#677CBE

#677CBE is a mid, moderate blue. Relative luminance 0.210; OKLCH L 59.8% C 0.104 H 269.7°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#677CBE
RGB	rgb(103, 124, 190)
HSL	hsl(226, 40%, 57%)
HSV	hsv(226, 46%, 75%)
CMYK	cmyk(45.8%, 34.7%, 0%, 25.5%)
CIE-LAB	lab(52.97, 10.16, -37.02)
CIE-LCH	lch(52.97, 38.39, 285.34°)
OKLab	oklab(59.81% -0.0006 -0.1041)
OKLCH	oklch(59.81% 0.104 269.7)
XYZ	xyz(22.0925, 21.0153, 51.5975)
Luminance	0.2102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677CBE #BEA967

analogous

#67A8BE #677CBE #7D67BE

triadic

#677CBE #BE677C #7CBE67

tetradic

#677CBE #BE67A8 #BEA967 #67BE7D

square

#677CBE #BE67A8 #BEA967 #67BE7D

split-complementary

#677CBE #BE7D67 #A8BE67

monochromatic

#334477 #455CA2 #677CBE #92A1D0 #BDC6E3

Accessibility & contrast

On white

4.04

#677CBE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#677CBE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CBE

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677CBE	#FFFFFF	#000000	##000000
##677CBE	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6483C1

Deuteranopia (green-blind)

#5C7BBD

Tritanopia (blue-blind)

#478A94

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #677cbe;
/* rgb */ color: rgb(103, 124, 190);
/* oklch */ color: oklch(59.8% 0.104 269.7);

Tailwind

colors: {
  custom: {
    50: '#96a1d2',
    500: '#677cbe',
    950: '#000000',
  },
}

SCSS

$custom: #677cbe;
$custom-light: #96a1d2;
$custom-dark: #000000;

JSON

{
  "hex": "#677cbe",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 190
  },
  "hsl": {
    "h": 225.517,
    "s": 40.092,
    "l": 57.451
  },
  "oklch": {
    "l": 0.5981,
    "c": 0.10408,
    "h": 269.7
  },
  "luminance": 0.21017
}

Semantic roles & 50–950 ramp

primary

#677CBE

secondary

#D2C9AF

accent

#B358D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0F14

muted

#7E7E82

Preview Lab

Preview with #677CBE

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

Preview Lab → · Contrast checker → · Palette generator →