#8599EF#8599EF

#8599EF is a light, vivid blue. Relative luminance 0.340; OKLCH L 70.3% C 0.128 H 272.8°. Best body text is #000000 at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#8599EF
RGB	rgb(133, 153, 239)
HSL	hsl(229, 77%, 73%)
HSV	hsv(229, 44%, 94%)
CMYK	cmyk(44.4%, 36%, 0%, 6.3%)
CIE-LAB	lab(64.96, 14.92, -45.48)
CIE-LCH	lch(64.96, 47.87, 288.16°)
OKLab	oklab(70.34% 0.0062 -0.128)
OKLCH	oklch(70.34% 0.128 272.8)
XYZ	xyz(36.6393, 33.9990, 86.2765)
Luminance	0.3400 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8599EF #EFDB85

analogous

#85CEEF #8599EF #A685EF

triadic

#8599EF #EF8599 #99EF85

tetradic

#8599EF #EF85CE #EFDB85 #85EFA6

square

#8599EF #EF85CE #EFDB85 #85EFA6

split-complementary

#8599EF #EFA685 #CEEF85

monochromatic

#1D41DD #4F6CE8 #8599EF #BBC6F6 #E4E8FB

Accessibility & contrast

On white

2.69

#8599EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.80

#8599EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #8599EF

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8599EF	#FFFFFF	#000000	##000000
##8599EF	1.00	2.69	7.80	7.80
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.80	21.00	1.00	1.00
##000000	7.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7AA2F2

Deuteranopia (green-blind)

#709AED

Tritanopia (blue-blind)

#60ABB9

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #8599ef;
/* rgb */ color: rgb(133, 153, 239);
/* oklch */ color: oklch(70.3% 0.128 272.8);

Tailwind

colors: {
  custom: {
    50: '#adb6f4',
    500: '#8599ef',
    950: '#000000',
  },
}

SCSS

$custom: #8599ef;
$custom-light: #adb6f4;
$custom-dark: #000000;

JSON

{
  "hex": "#8599ef",
  "rgb": {
    "r": 133,
    "g": 153,
    "b": 239
  },
  "hsl": {
    "h": 228.679,
    "s": 76.812,
    "l": 72.941
  },
  "oklch": {
    "l": 0.70336,
    "c": 0.12815,
    "h": 272.8
  },
  "luminance": 0.34001
}

Semantic roles & 50–950 ramp

primary

#8599EF

secondary

#F3EED8

accent

#B20CD9

background

#FBFBFE

surface

#F6F6FD

border

#D0D0D5

text

#111117

muted

#808085

Preview Lab

Preview with #8599EF

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

Preview Lab → · Contrast checker → · Palette generator →