#6587FB#6587FB

#6587FB is a light, vivid blue. Relative luminance 0.271; OKLCH L 65.5% C 0.176 H 268.9°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#6587FB
RGB	rgb(101, 135, 251)
HSL	hsl(226, 95%, 69%)
HSV	hsv(226, 60%, 98%)
CMYK	cmyk(59.8%, 46.2%, 0%, 1.6%)
CIE-LAB	lab(59.03, 22.39, -61.63)
CIE-LCH	lch(59.03, 65.57, 289.97°)
OKLab	oklab(65.49% -0.0035 -0.176)
OKLCH	oklch(65.49% 0.176 268.9)
XYZ	xyz(31.4375, 27.0571, 94.8139)
Luminance	0.2706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6587FB #FBD965

analogous

#65D2FB #6587FB #8E65FB

triadic

#6587FB #FB6587 #87FB65

tetradic

#6587FB #FB65D2 #FBD965 #65FB8E

square

#6587FB #FB65D2 #FBD965 #65FB8E

split-complementary

#6587FB #FB8E65 #D2FB65

monochromatic

#0637E0 #2959F9 #6587FB #A1B5FD #DCE4FE

Accessibility & contrast

On white

3.28

#6587FB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#6587FB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6587FB

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6587FB	#FFFFFF	#000000	##000000
##6587FB	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F95FF

Deuteranopia (green-blind)

#3688F9

Tritanopia (blue-blind)

#00A1B5

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #6587fb;
/* rgb */ color: rgb(101, 135, 251);
/* oklch */ color: oklch(65.5% 0.176 268.9);

Tailwind

colors: {
  custom: {
    50: '#9da9fd',
    500: '#6587fb',
    950: '#000000',
  },
}

SCSS

$custom: #6587fb;
$custom-light: #9da9fd;
$custom-dark: #000000;

JSON

{
  "hex": "#6587fb",
  "rgb": {
    "r": 101,
    "g": 135,
    "b": 251
  },
  "hsl": {
    "h": 226.4,
    "s": 94.937,
    "l": 69.02
  },
  "oklch": {
    "l": 0.65491,
    "c": 0.17607,
    "h": 268.9
  },
  "luminance": 0.2706
}

Semantic roles & 50–950 ramp

primary

#6587FB

secondary

#F4EAC8

accent

#B100E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F0F18

muted

#7F7F86

Preview Lab

Preview with #6587FB

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

Preview Lab → · Contrast checker → · Palette generator →