#6599EA#6599EA

#6599EA is a light, vivid blue. Relative luminance 0.315; OKLCH L 68.2% C 0.133 H 259.0°. Best body text is #000000 at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#6599EA
RGB	rgb(101, 153, 234)
HSL	hsl(217, 76%, 66%)
HSV	hsv(217, 57%, 92%)
CMYK	cmyk(56.8%, 34.6%, 0%, 8.2%)
CIE-LAB	lab(62.92, 6.24, -46.08)
CIE-LCH	lch(62.92, 46.50, 277.71°)
OKLab	oklab(68.2% -0.0254 -0.1303)
OKLCH	oklch(68.2% 0.133 259)
XYZ	xyz(31.6042, 31.4870, 82.2381)
Luminance	0.3149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6599EA #EAB665

analogous

#65DCEA #6599EA #7365EA

triadic

#6599EA #EA6599 #99EA65

tetradic

#6599EA #EA65DC #EAB665 #65EA73

square

#6599EA #EA65DC #EAB665 #65EA73

split-complementary

#6599EA #EA7365 #DCEA65

monochromatic

#1A59BB #2F75E3 #6599EA #9BBDF1 #D1E0F9

Accessibility & contrast

On white

2.88

#6599EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.30

#6599EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6599EA

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6599EA	#FFFFFF	#000000	##000000
##6599EA	1.00	2.88	7.30	7.30
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.30	21.00	1.00	1.00
##000000	7.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#789FED

Deuteranopia (green-blind)

#6793E8

Tritanopia (blue-blind)

#00ABB7

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #6599ea;
/* rgb */ color: rgb(101, 153, 234);
/* oklch */ color: oklch(68.2% 0.133 259.0);

Tailwind

colors: {
  custom: {
    50: '#9ab6f1',
    500: '#6599ea',
    950: '#000000',
  },
}

SCSS

$custom: #6599ea;
$custom-light: #9ab6f1;
$custom-dark: #000000;

JSON

{
  "hex": "#6599ea",
  "rgb": {
    "r": 101,
    "g": 153,
    "b": 234
  },
  "hsl": {
    "h": 216.541,
    "s": 76,
    "l": 65.686
  },
  "oklch": {
    "l": 0.68197,
    "c": 0.13274,
    "h": 259
  },
  "luminance": 0.3149
}

Semantic roles & 50–950 ramp

primary

#6599EA

secondary

#ECDABF

accent

#890DD8

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #6599EA

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

Preview Lab → · Contrast checker → · Palette generator →