#6187EB#6187EB

#6187EB is a light, vivid blue. Relative luminance 0.259; OKLCH L 64.3% C 0.156 H 266.4°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#6187EB
RGB	rgb(97, 135, 235)
HSL	hsl(223, 78%, 65%)
HSV	hsv(223, 59%, 92%)
CMYK	cmyk(58.7%, 42.6%, 0%, 7.8%)
CIE-LAB	lab(57.91, 16.42, -54.58)
CIE-LCH	lch(57.91, 57.00, 286.74°)
OKLab	oklab(64.29% -0.0097 -0.1554)
OKLCH	oklch(64.29% 0.156 266.4)
XYZ	xyz(28.5840, 25.8651, 82.0673)
Luminance	0.2587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6187EB #EBC561

analogous

#61CCEB #6187EB #8061EB

triadic

#6187EB #EB6187 #87EB61

tetradic

#6187EB #EB61CC #EBC561 #61EB80

square

#6187EB #EB61CC #EBC561 #61EB80

split-complementary

#6187EB #EB8061 #CCEB61

monochromatic

#1844BA #2B5EE4 #6187EB #97B0F2 #CEDAF9

Accessibility & contrast

On white

3.40

#6187EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#6187EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6187EB

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6187EB	#FFFFFF	#000000	##000000
##6187EB	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A92EF

Deuteranopia (green-blind)

#4785E9

Tritanopia (blue-blind)

#009DAD

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #6187eb;
/* rgb */ color: rgb(97, 135, 235);
/* oklch */ color: oklch(64.3% 0.156 266.4);

Tailwind

colors: {
  custom: {
    50: '#98a9f2',
    500: '#6187eb',
    950: '#000000',
  },
}

SCSS

$custom: #6187eb;
$custom-light: #98a9f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6187eb",
  "rgb": {
    "r": 97,
    "g": 135,
    "b": 235
  },
  "hsl": {
    "h": 223.478,
    "s": 77.528,
    "l": 65.098
  },
  "oklch": {
    "l": 0.64285,
    "c": 0.15573,
    "h": 266.4
  },
  "luminance": 0.25867
}

Semantic roles & 50–950 ramp

primary

#6187EB

secondary

#EBDEBD

accent

#A10CDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F0F17

muted

#7E7F85

Preview Lab

Preview with #6187EB

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

Preview Lab → · Contrast checker → · Palette generator →