#6178CC#6178CC

#6178CC is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.4% C 0.131 H 270.5°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#6178CC
RGB	rgb(97, 120, 204)
HSL	hsl(227, 51%, 59%)
HSV	hsv(227, 52%, 80%)
CMYK	cmyk(52.5%, 41.2%, 0%, 20%)
CIE-LAB	lab(52.21, 15.48, -46.23)
CIE-LCH	lch(52.21, 48.75, 288.52°)
OKLab	oklab(59.36% 0.0011 -0.1311)
OKLCH	oklch(59.36% 0.131 270.5)
XYZ	xyz(22.5418, 20.3324, 59.8517)
Luminance	0.2033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6178CC #CCB561

analogous

#61AECC #6178CC #8061CC

triadic

#6178CC #CC6178 #78CC61

tetradic

#6178CC #CC61AE #CCB561 #61CC80

square

#6178CC #CC61AE #CCB561 #61CC80

split-complementary

#6178CC #CC8061 #AECC61

monochromatic

#2C3F87 #3B55B5 #6178CC #8FA0DB #BEC7EA

Accessibility & contrast

On white

4.14

#6178CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#6178CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6178CC

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6178CC	#FFFFFF	#000000	##000000
##6178CC	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5681CF

Deuteranopia (green-blind)

#4A78CA

Tritanopia (blue-blind)

#2E8A98

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #6178cc;
/* rgb */ color: rgb(97, 120, 204);
/* oklch */ color: oklch(59.4% 0.131 270.5);

Tailwind

colors: {
  custom: {
    50: '#959edc',
    500: '#6178cc',
    950: '#000000',
  },
}

SCSS

$custom: #6178cc;
$custom-light: #959edc;
$custom-dark: #000000;

JSON

{
  "hex": "#6178cc",
  "rgb": {
    "r": 97,
    "g": 120,
    "b": 204
  },
  "hsl": {
    "h": 227.103,
    "s": 51.196,
    "l": 59.02
  },
  "oklch": {
    "l": 0.59361,
    "c": 0.13108,
    "h": 270.5
  },
  "luminance": 0.20334
}

Semantic roles & 50–950 ramp

primary

#6178CC

secondary

#D9D0AF

accent

#BC4DDB

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #6178CC

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

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