#677ECD#677ECD

#677ECD is a mid, vivid blue. Relative luminance 0.222; OKLCH L 61.0% C 0.123 H 270.2°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#677ECD
RGB	rgb(103, 126, 205)
HSL	hsl(226, 50%, 60%)
HSV	hsv(226, 50%, 80%)
CMYK	cmyk(49.8%, 38.5%, 0%, 19.6%)
CIE-LAB	lab(54.25, 13.53, -43.54)
CIE-LCH	lch(54.25, 45.59, 287.27°)
OKLab	oklab(61.04% 0.0004 -0.1231)
OKLCH	oklch(61.04% 0.123 270.2)
XYZ	xyz(24.0703, 22.2115, 60.7647)
Luminance	0.2221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677ECD #CDB667

analogous

#67B1CD #677ECD #8367CD

triadic

#677ECD #CD677E #7ECD67

tetradic

#677ECD #CD67B1 #CDB667 #67CD83

square

#677ECD #CD67B1 #CDB667 #67CD83

split-complementary

#677ECD #CD8367 #B1CD67

monochromatic

#2E438C #3D59BA #677ECD #95A5DC #C3CCEB

Accessibility & contrast

On white

3.86

#677ECD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#677ECD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677ECD

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677ECD	#FFFFFF	#000000	##000000
##677ECD	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F86D0

Deuteranopia (green-blind)

#557ECB

Tritanopia (blue-blind)

#3C8F9C

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #677ecd;
/* rgb */ color: rgb(103, 126, 205);
/* oklch */ color: oklch(61.0% 0.123 270.2);

Tailwind

colors: {
  custom: {
    50: '#98a3dc',
    500: '#677ecd',
    950: '#000000',
  },
}

SCSS

$custom: #677ecd;
$custom-light: #98a3dc;
$custom-dark: #000000;

JSON

{
  "hex": "#677ecd",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 205
  },
  "hsl": {
    "h": 226.471,
    "s": 50.495,
    "l": 60.392
  },
  "oklch": {
    "l": 0.61044,
    "c": 0.12306,
    "h": 270.2
  },
  "luminance": 0.22213
}

Semantic roles & 50–950 ramp

primary

#677ECD

secondary

#DBD3B4

accent

#9C28BE

background

#F9FAFD

surface

#F2F3FB

border

#CCCDD4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #677ECD

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

Preview Lab → · Contrast checker → · Palette generator →