#6178AA#6178AA

#6178AA is a mid, moderate blue. Relative luminance 0.189; OKLCH L 57.5% C 0.082 H 265.0°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#6178AA
RGB	rgb(97, 120, 170)
HSL	hsl(221, 30%, 52%)
HSV	hsv(221, 43%, 67%)
CMYK	cmyk(42.9%, 29.4%, 0%, 33.3%)
CIE-LAB	lab(50.54, 5.02, -29.31)
CIE-LCH	lch(50.54, 29.74, 279.72°)
OKLab	oklab(57.52% -0.0072 -0.0819)
OKLCH	oklch(57.52% 0.082 265)
XYZ	xyz(18.8996, 18.8756, 40.6699)
Luminance	0.1888 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6178AA #AA9361

analogous

#619CAA #6178AA #6F61AA

triadic

#6178AA #AA6178 #78AA61

tetradic

#6178AA #AA619C #AA9361 #61AA6F

square

#6178AA #AA619C #AA9361 #61AA6F

split-complementary

#6178AA #AA6F61 #9CAA61

monochromatic

#33405E #485B86 #6178AA #899ABF #B1BCD5

Accessibility & contrast

On white

4.40

#6178AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#6178AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6178AA

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6178AA	#FFFFFF	#000000	##000000
##6178AA	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667CAC

Deuteranopia (green-blind)

#5F75A9

Tritanopia (blue-blind)

#47828A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6178aa;
/* rgb */ color: rgb(97, 120, 170);
/* oklch */ color: oklch(57.5% 0.082 265.0);

Tailwind

colors: {
  custom: {
    50: '#919ec3',
    500: '#6178aa',
    950: '#000000',
  },
}

SCSS

$custom: #6178aa;
$custom-light: #919ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#6178aa",
  "rgb": {
    "r": 97,
    "g": 120,
    "b": 170
  },
  "hsl": {
    "h": 221.096,
    "s": 30.041,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57524,
    "c": 0.08221,
    "h": 265
  },
  "luminance": 0.18877
}

Semantic roles & 50–950 ramp

primary

#6178AA

secondary

#C3B9A4

accent

#A762C6

background

#F9F9FC

surface

#F1F2F8

border

#CBCCD1

text

#0D0E12

muted

#7E7E81

Preview Lab

Preview with #6178AA

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

Preview Lab → · Contrast checker → · Palette generator →