#6183CF#6183CF

#6183CF is a mid, vivid blue. Relative luminance 0.233; OKLCH L 61.8% C 0.122 H 264.8°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#6183CF
RGB	rgb(97, 131, 207)
HSL	hsl(221, 53%, 60%)
HSV	hsv(221, 53%, 81%)
CMYK	cmyk(53.1%, 36.7%, 0%, 18.8%)
CIE-LAB	lab(55.36, 9.79, -42.95)
CIE-LCH	lch(55.36, 44.05, 282.84°)
OKLab	oklab(61.84% -0.011 -0.1214)
OKLCH	oklch(61.84% 0.122 264.8)
XYZ	xyz(24.3048, 23.2772, 62.2316)
Luminance	0.2328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6183CF #CFAD61

analogous

#61BACF #6183CF #7661CF

triadic

#6183CF #CF6183 #83CF61

tetradic

#6183CF #CF61BA #CFAD61 #61CF76

square

#6183CF #CF61BA #CFAD61 #61CF76

split-complementary

#6183CF #CF7661 #BACF61

monochromatic

#2A488B #3961BA #6183CF #90A8DD #BFCDEC

Accessibility & contrast

On white

3.71

#6183CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#6183CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6183CF

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6183CF	#FFFFFF	#000000	##000000
##6183CF	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#658AD2

Deuteranopia (green-blind)

#5880CD

Tritanopia (blue-blind)

#28949F

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #6183cf;
/* rgb */ color: rgb(97, 131, 207);
/* oklch */ color: oklch(61.8% 0.122 264.8);

Tailwind

colors: {
  custom: {
    50: '#95a6de',
    500: '#6183cf',
    950: '#000000',
  },
}

SCSS

$custom: #6183cf;
$custom-light: #95a6de;
$custom-dark: #000000;

JSON

{
  "hex": "#6183cf",
  "rgb": {
    "r": 97,
    "g": 131,
    "b": 207
  },
  "hsl": {
    "h": 221.455,
    "s": 53.398,
    "l": 59.608
  },
  "oklch": {
    "l": 0.61838,
    "c": 0.12191,
    "h": 264.8
  },
  "luminance": 0.23279
}

Semantic roles & 50–950 ramp

primary

#6183CF

secondary

#DBCEB1

accent

#B04BDD

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #6183CF

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

Preview Lab → · Contrast checker → · Palette generator →