#6587CC#6587CC

#6587CC is a light, moderate blue. Relative luminance 0.245; OKLCH L 62.8% C 0.112 H 263.5°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#6587CC
RGB	rgb(101, 135, 204)
HSL	hsl(220, 50%, 60%)
HSV	hsv(220, 50%, 80%)
CMYK	cmyk(50.5%, 33.8%, 0%, 20%)
CIE-LAB	lab(56.54, 7.38, -39.38)
CIE-LCH	lch(56.54, 40.06, 280.61°)
OKLab	oklab(62.77% -0.0126 -0.1109)
OKLCH	oklch(62.77% 0.112 263.5)
XYZ	xyz(24.9263, 24.4526, 60.5214)
Luminance	0.2445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6587CC #CCAA65

analogous

#65BBCC #6587CC #7665CC

triadic

#6587CC #CC6587 #87CC65

tetradic

#6587CC #CC65BB #CCAA65 #65CC76

square

#6587CC #CC65BB #CCAA65 #65CC76

split-complementary

#6587CC #CC7665 #BBCC65

monochromatic

#2D4C89 #3D65B7 #6587CC #93ABDB #C1CFEA

Accessibility & contrast

On white

3.56

#6587CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#6587CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6587CC

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6587CC	#FFFFFF	#000000	##000000
##6587CC	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8DCF

Deuteranopia (green-blind)

#6183CA

Tritanopia (blue-blind)

#3696A0

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #6587cc;
/* rgb */ color: rgb(101, 135, 204);
/* oklch */ color: oklch(62.8% 0.112 263.5);

Tailwind

colors: {
  custom: {
    50: '#97a9dc',
    500: '#6587cc',
    950: '#000000',
  },
}

SCSS

$custom: #6587cc;
$custom-light: #97a9dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6587cc",
  "rgb": {
    "r": 101,
    "g": 135,
    "b": 204
  },
  "hsl": {
    "h": 220.194,
    "s": 50.244,
    "l": 59.804
  },
  "oklch": {
    "l": 0.62766,
    "c": 0.11162,
    "h": 263.5
  },
  "luminance": 0.24454
}

Semantic roles & 50–950 ramp

primary

#6587CC

secondary

#DACDB2

accent

#AC4EDA

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #6587CC

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

Preview Lab → · Contrast checker → · Palette generator →