#6578AC#6578AC

#6578AC is a mid, moderate blue. Relative luminance 0.192; OKLCH L 57.9% C 0.084 H 268.4°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#6578AC
RGB	rgb(101, 120, 172)
HSL	hsl(224, 30%, 54%)
HSV	hsv(224, 41%, 67%)
CMYK	cmyk(41.3%, 30.2%, 0%, 32.5%)
CIE-LAB	lab(50.89, 6.70, -29.90)
CIE-LCH	lch(50.89, 30.64, 282.63°)
OKLab	oklab(57.9% -0.0024 -0.0835)
OKLCH	oklch(57.9% 0.084 268.4)
XYZ	xyz(19.5274, 19.1772, 41.6944)
Luminance	0.1918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6578AC #AC9965

analogous

#659BAC #6578AC #7565AC

triadic

#6578AC #AC6578 #78AC65

tetradic

#6578AC #AC659B #AC9965 #65AC75

square

#6578AC #AC659B #AC9965 #65AC75

split-complementary

#6578AC #AC7565 #9BAC65

monochromatic

#354162 #4A5B8A #6578AC #8D9BC1 #B5BED7

Accessibility & contrast

On white

4.34

#6578AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#6578AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6578AC

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6578AC	#FFFFFF	#000000	##000000
##6578AC	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667DAE

Deuteranopia (green-blind)

#5F76AB

Tritanopia (blue-blind)

#4E838A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #6578ac;
/* rgb */ color: rgb(101, 120, 172);
/* oklch */ color: oklch(57.9% 0.084 268.4);

Tailwind

colors: {
  custom: {
    50: '#949ec5',
    500: '#6578ac',
    950: '#000000',
  },
}

SCSS

$custom: #6578ac;
$custom-light: #949ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#6578ac",
  "rgb": {
    "r": 101,
    "g": 120,
    "b": 172
  },
  "hsl": {
    "h": 223.944,
    "s": 29.958,
    "l": 53.529
  },
  "oklch": {
    "l": 0.57896,
    "c": 0.08355,
    "h": 268.4
  },
  "luminance": 0.19178
}

Semantic roles & 50–950 ramp

primary

#6578AC

secondary

#C6BDA7

accent

#AB62C6

background

#F9F9FC

surface

#F2F2F8

border

#CCCCD1

text

#0D0E13

muted

#7E7E82

Preview Lab

Preview with #6578AC

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

Preview Lab → · Contrast checker → · Palette generator →