#6499BB#6499BB

#6499BB is a light, moderate cyan. Relative luminance 0.291; OKLCH L 65.9% C 0.076 H 237.7°. Best body text is #000000 at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#6499BB
RGB	rgb(100, 153, 187)
HSL	hsl(203, 39%, 56%)
HSV	hsv(203, 47%, 73%)
CMYK	cmyk(46.5%, 18.2%, 0%, 26.7%)
CIE-LAB	lab(60.85, -8.29, -23.09)
CIE-LCH	lch(60.85, 24.54, 250.25°)
OKLab	oklab(65.9% -0.0406 -0.0641)
OKLCH	oklch(65.9% 0.076 237.7)
XYZ	xyz(25.6133, 29.0778, 51.2670)
Luminance	0.2908 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6499BB #BB8664

analogous

#64BBB2 #6499BB #646EBB

triadic

#6499BB #BB6499 #99BB64

tetradic

#6499BB #B264BB #BB8664 #6EBB64

square

#6499BB #B264BB #BB8664 #6EBB64

split-complementary

#6499BB #BB646E #BBB264

monochromatic

#325972 #457B9D #6499BB #8FB5CE #B9D1E0

Accessibility & contrast

On white

3.08

#6499BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.82

#6499BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6499BB

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6499BB	#FFFFFF	#000000	##000000
##6499BB	1.00	3.08	6.82	6.82
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.82	21.00	1.00	1.00
##000000	6.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A98BD

Deuteranopia (green-blind)

#7E8FBA

Tritanopia (blue-blind)

#3DA2A4

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #6499bb;
/* rgb */ color: rgb(100, 153, 187);
/* oklch */ color: oklch(65.9% 0.076 237.7);

Tailwind

colors: {
  custom: {
    50: '#95b7cf',
    500: '#6499bb',
    950: '#000000',
  },
}

SCSS

$custom: #6499bb;
$custom-light: #95b7cf;
$custom-dark: #000000;

JSON

{
  "hex": "#6499bb",
  "rgb": {
    "r": 100,
    "g": 153,
    "b": 187
  },
  "hsl": {
    "h": 203.448,
    "s": 39.013,
    "l": 56.275
  },
  "oklch": {
    "l": 0.65898,
    "c": 0.07583,
    "h": 237.7
  },
  "luminance": 0.2908
}

Semantic roles & 50–950 ramp

primary

#6499BB

secondary

#CFB9AB

accent

#8759CF

background

#F9FBFC

surface

#F2F6F9

border

#CCD0D2

text

#0E1113

muted

#7E8082

Preview Lab

Preview with #6499BB

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

Preview Lab → · Contrast checker → · Palette generator →