#677EBC#677EBC

#677EBC is a mid, moderate blue. Relative luminance 0.214; OKLCH L 60.1% C 0.099 H 267.9°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#677EBC
RGB	rgb(103, 126, 188)
HSL	hsl(224, 39%, 57%)
HSV	hsv(224, 45%, 74%)
CMYK	cmyk(45.2%, 33%, 0%, 26.3%)
CIE-LAB	lab(53.42, 8.36, -35.16)
CIE-LCH	lch(53.42, 36.14, 283.37°)
OKLab	oklab(60.13% -0.0037 -0.0987)
OKLCH	oklch(60.13% 0.099 267.9)
XYZ	xyz(22.1286, 21.4348, 50.5385)
Luminance	0.2144 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677EBC #BCA567

analogous

#67A9BC #677EBC #7B67BC

triadic

#677EBC #BC677E #7EBC67

tetradic

#677EBC #BC67A9 #BCA567 #67BC7B

square

#677EBC #BC67A9 #BCA567 #67BC7B

split-complementary

#677EBC #BC7B67 #A9BC67

monochromatic

#344575 #465E9F #677EBC #91A2CF #BCC6E1

Accessibility & contrast

On white

3.97

#677EBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#677EBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677EBC

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677EBC	#FFFFFF	#000000	##000000
##677EBC	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6884BF

Deuteranopia (green-blind)

#5F7CBB

Tritanopia (blue-blind)

#488B94

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #677ebc;
/* rgb */ color: rgb(103, 126, 188);
/* oklch */ color: oklch(60.1% 0.099 267.9);

Tailwind

colors: {
  custom: {
    50: '#96a3d0',
    500: '#677ebc',
    950: '#000000',
  },
}

SCSS

$custom: #677ebc;
$custom-light: #96a3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#677ebc",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 188
  },
  "hsl": {
    "h": 223.765,
    "s": 38.813,
    "l": 57.059
  },
  "oklch": {
    "l": 0.60132,
    "c": 0.09874,
    "h": 267.9
  },
  "luminance": 0.21436
}

Semantic roles & 50–950 ramp

primary

#677EBC

secondary

#D1C7AE

accent

#AF59CF

background

#F9FAFC

surface

#F2F3F9

border

#CCCDD2

text

#0E0F14

muted

#7E7F82

Preview Lab

Preview with #677EBC

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

Preview Lab → · Contrast checker → · Palette generator →