#6183BF#6183BF

#6183BF is a mid, moderate blue. Relative luminance 0.225; OKLCH L 61.0% C 0.100 H 261.3°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#6183BF
RGB	rgb(97, 131, 191)
HSL	hsl(218, 42%, 56%)
HSV	hsv(218, 49%, 75%)
CMYK	cmyk(49.2%, 31.4%, 0%, 25.1%)
CIE-LAB	lab(54.59, 4.80, -35.07)
CIE-LCH	lch(54.59, 35.40, 277.79°)
OKLab	oklab(60.99% -0.0151 -0.0985)
OKLCH	oklch(60.99% 0.1 261.3)
XYZ	xyz(22.4469, 22.5341, 52.4468)
Luminance	0.2254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6183BF #BF9D61

analogous

#61B2BF #6183BF #6E61BF

triadic

#6183BF #BF6183 #83BF61

tetradic

#6183BF #BF61B2 #BF9D61 #61BF6E

square

#6183BF #BF61B2 #BF9D61 #61BF6E

split-complementary

#6183BF #BF6E61 #B2BF61

monochromatic

#304976 #4164A1 #6183BF #8DA5D1 #B8C7E2

Accessibility & contrast

On white

3.81

#6183BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#6183BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6183BF

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6183BF	#FFFFFF	#000000	##000000
##6183BF	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C87C2

Deuteranopia (green-blind)

#617FBE

Tritanopia (blue-blind)

#389098

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #6183bf;
/* rgb */ color: rgb(97, 131, 191);
/* oklch */ color: oklch(61.0% 0.100 261.3);

Tailwind

colors: {
  custom: {
    50: '#93a6d2',
    500: '#6183bf',
    950: '#000000',
  },
}

SCSS

$custom: #6183bf;
$custom-light: #93a6d2;
$custom-dark: #000000;

JSON

{
  "hex": "#6183bf",
  "rgb": {
    "r": 97,
    "g": 131,
    "b": 191
  },
  "hsl": {
    "h": 218.298,
    "s": 42.342,
    "l": 56.471
  },
  "oklch": {
    "l": 0.6099,
    "c": 0.09966,
    "h": 261.3
  },
  "luminance": 0.22536
}

Semantic roles & 50–950 ramp

primary

#6183BF

secondary

#D1C3AB

accent

#A556D2

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0D0F14

muted

#7E7F82

Preview Lab

Preview with #6183BF

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

Preview Lab → · Contrast checker → · Palette generator →