#5990E9#5990E9

#5990E9 is a light, vivid blue. Relative luminance 0.280; OKLCH L 65.6% C 0.146 H 259.6°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#5990E9
RGB	rgb(89, 144, 233)
HSL	hsl(217, 77%, 63%)
HSV	hsv(217, 62%, 91%)
CMYK	cmyk(61.8%, 38.2%, 0%, 8.6%)
CIE-LAB	lab(59.84, 8.90, -50.42)
CIE-LCH	lch(59.84, 51.20, 280.01°)
OKLab	oklab(65.64% -0.0263 -0.1432)
OKLCH	oklch(65.64% 0.146 259.6)
XYZ	xyz(28.7959, 27.9509, 80.9525)
Luminance	0.2795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5990E9 #E9B259

analogous

#59D8E9 #5990E9 #6A59E9

triadic

#5990E9 #E95990 #90E959

tetradic

#5990E9 #E959D8 #E9B259 #59E96A

square

#5990E9 #E959D8 #E9B259 #59E96A

split-complementary

#5990E9 #E96A59 #D8E959

monochromatic

#1752B0 #236CE2 #5990E9 #8FB4F0 #C5D8F7

Accessibility & contrast

On white

3.19

#5990E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#5990E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5990E9

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5990E9	#FFFFFF	#000000	##000000
##5990E9	1.00	3.19	6.59	6.59
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6997ED

Deuteranopia (green-blind)

#558AE7

Tritanopia (blue-blind)

#00A4B1

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #5990e9;
/* rgb */ color: rgb(89, 144, 233);
/* oklch */ color: oklch(65.6% 0.146 259.6);

Tailwind

colors: {
  custom: {
    50: '#94b0f0',
    500: '#5990e9',
    950: '#000000',
  },
}

SCSS

$custom: #5990e9;
$custom-light: #94b0f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5990e9",
  "rgb": {
    "r": 89,
    "g": 144,
    "b": 233
  },
  "hsl": {
    "h": 217.083,
    "s": 76.596,
    "l": 63.137
  },
  "oklch": {
    "l": 0.65641,
    "c": 0.14565,
    "h": 259.6
  },
  "luminance": 0.27954
}

Semantic roles & 50–950 ramp

primary

#5990E9

secondary

#E9D5B5

accent

#8B0DD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5990E9

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

Preview Lab → · Contrast checker → · Palette generator →