#6677EB#6677EB

#6677EB is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.4% C 0.174 H 273.9°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#6677EB
RGB	rgb(102, 119, 235)
HSL	hsl(232, 77%, 66%)
HSV	hsv(232, 57%, 92%)
CMYK	cmyk(56.6%, 49.4%, 0%, 7.8%)
CIE-LAB	lab(54.04, 27.05, -60.76)
CIE-LCH	lch(54.04, 66.51, 294.00°)
OKLab	oklab(61.41% 0.0118 -0.1736)
OKLCH	oklch(61.41% 0.174 273.9)
XYZ	xyz(27.0668, 22.0146, 81.4041)
Luminance	0.2202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6677EB #EBDA66

analogous

#66B9EB #6677EB #9766EB

triadic

#6677EB #EB6677 #77EB66

tetradic

#6677EB #EB66B9 #EBDA66 #66EB97

square

#6677EB #EB66B9 #EBDA66 #66EB97

split-complementary

#6677EB #EB9766 #B9EB66

monochromatic

#192EBE #3047E4 #6677EB #9CA7F2 #D2D7F9

Accessibility & contrast

On white

3.89

#6677EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#6677EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6677EB

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6677EB	#FFFFFF	#000000	##000000
##6677EB	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)

#3B87EF

Deuteranopia (green-blind)

#257CE9

Tritanopia (blue-blind)

#0D91A6

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #6677eb;
/* rgb */ color: rgb(102, 119, 235);
/* oklch */ color: oklch(61.4% 0.174 273.9);

Tailwind

colors: {
  custom: {
    50: '#9c9ef2',
    500: '#6677eb',
    950: '#000000',
  },
}

SCSS

$custom: #6677eb;
$custom-light: #9c9ef2;
$custom-dark: #000000;

JSON

{
  "hex": "#6677eb",
  "rgb": {
    "r": 102,
    "g": 119,
    "b": 235
  },
  "hsl": {
    "h": 232.331,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.61414,
    "c": 0.17403,
    "h": 273.9
  },
  "luminance": 0.22017
}

Semantic roles & 50–950 ramp

primary

#6677EB

secondary

#ECE7C1

accent

#BF0CD9

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #6677EB

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

Preview Lab → · Contrast checker → · Palette generator →