#677EC9#677EC9

#677EC9 is a mid, moderate blue. Relative luminance 0.220; OKLCH L 60.8% C 0.117 H 269.8°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#677EC9
RGB	rgb(103, 126, 201)
HSL	hsl(226, 48%, 60%)
HSV	hsv(226, 49%, 79%)
CMYK	cmyk(48.8%, 37.3%, 0%, 21.2%)
CIE-LAB	lab(54.05, 12.30, -41.59)
CIE-LCH	lch(54.05, 43.37, 286.48°)
OKLab	oklab(60.82% -0.0005 -0.1174)
OKLCH	oklch(60.82% 0.117 269.8)
XYZ	xyz(23.5936, 22.0209, 58.2542)
Luminance	0.2202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677EC9 #C9B267

analogous

#67AFC9 #677EC9 #8167C9

triadic

#677EC9 #C9677E #7EC967

tetradic

#677EC9 #C967AF #C9B267 #67C981

square

#677EC9 #C967AF #C9B267 #67C981

split-complementary

#677EC9 #C98167 #AFC967

monochromatic

#304486 #405BB3 #677EC9 #94A4D9 #C1CBE9

Accessibility & contrast

On white

3.89

#677EC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#677EC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677EC9

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677EC9	#FFFFFF	#000000	##000000
##677EC9	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6186CC

Deuteranopia (green-blind)

#577DC7

Tritanopia (blue-blind)

#3F8E9A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #677ec9;
/* rgb */ color: rgb(103, 126, 201);
/* oklch */ color: oklch(60.8% 0.117 269.8);

Tailwind

colors: {
  custom: {
    50: '#98a3da',
    500: '#677ec9',
    950: '#000000',
  },
}

SCSS

$custom: #677ec9;
$custom-light: #98a3da;
$custom-dark: #000000;

JSON

{
  "hex": "#677ec9",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 201
  },
  "hsl": {
    "h": 225.918,
    "s": 47.573,
    "l": 59.608
  },
  "oklch": {
    "l": 0.60823,
    "c": 0.11736,
    "h": 269.8
  },
  "luminance": 0.22022
}

Semantic roles & 50–950 ramp

primary

#677EC9

secondary

#D9D0B3

accent

#B851D7

background

#F9FAFD

surface

#F2F3FA

border

#CCCDD3

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #677EC9

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

Preview Lab → · Contrast checker → · Palette generator →