#6178BB#6178BB

#6178BB is a mid, moderate blue. Relative luminance 0.196; OKLCH L 58.4% C 0.107 H 268.6°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#6178BB
RGB	rgb(97, 120, 187)
HSL	hsl(225, 40%, 56%)
HSV	hsv(225, 48%, 73%)
CMYK	cmyk(48.1%, 35.8%, 0%, 26.7%)
CIE-LAB	lab(51.34, 10.16, -37.89)
CIE-LCH	lch(51.34, 39.22, 285.01°)
OKLab	oklab(58.4% -0.0026 -0.1067)
OKLCH	oklch(58.4% 0.107 268.6)
XYZ	xyz(20.6130, 19.5609, 49.6935)
Luminance	0.1956 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6178BB #BBA461

analogous

#61A5BB #6178BB #7761BB

triadic

#6178BB #BB6178 #78BB61

tetradic

#6178BB #BB61A5 #BBA461 #61BB77

square

#6178BB #BB61A5 #BBA461 #61BB77

split-complementary

#6178BB #BB7761 #A5BB61

monochromatic

#314171 #435A9C #6178BB #8C9DCD #B7C1E0

Accessibility & contrast

On white

4.27

#6178BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#6178BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6178BB

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6178BB	#FFFFFF	#000000	##000000
##6178BB	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7FBE

Deuteranopia (green-blind)

#5677BA

Tritanopia (blue-blind)

#3D8691

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #6178bb;
/* rgb */ color: rgb(97, 120, 187);
/* oklch */ color: oklch(58.4% 0.107 268.6);

Tailwind

colors: {
  custom: {
    50: '#939ed0',
    500: '#6178bb',
    950: '#000000',
  },
}

SCSS

$custom: #6178bb;
$custom-light: #939ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#6178bb",
  "rgb": {
    "r": 97,
    "g": 120,
    "b": 187
  },
  "hsl": {
    "h": 224.667,
    "s": 39.823,
    "l": 55.686
  },
  "oklch": {
    "l": 0.58403,
    "c": 0.10676,
    "h": 268.6
  },
  "luminance": 0.19562
}

Semantic roles & 50–950 ramp

primary

#6178BB

secondary

#CFC5A9

accent

#B158D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #6178BB

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

Preview Lab → · Contrast checker → · Palette generator →