#588CFF#588CFF

#588CFF is a light, vivid blue. Relative luminance 0.281; OKLCH L 66.1% C 0.180 H 263.9°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#588CFF
RGB	rgb(88, 140, 255)
HSL	hsl(221, 100%, 67%)
HSV	hsv(221, 65%, 100%)
CMYK	cmyk(65.5%, 45.1%, 0%, 0%)
CIE-LAB	lab(59.93, 18.52, -62.41)
CIE-LCH	lch(59.93, 65.10, 286.53°)
OKLab	oklab(66.09% -0.0192 -0.1785)
OKLCH	oklch(66.09% 0.18 263.9)
XYZ	xyz(31.4463, 28.0478, 98.3449)
Luminance	0.2805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588CFF #FFCB58

analogous

#58E0FF #588CFF #7758FF

triadic

#588CFF #FF588C #8CFF58

tetradic

#588CFF #FF58E0 #FFCB58 #58FF77

square

#588CFF #FF58E0 #FFCB58 #58FF77

split-complementary

#588CFF #FF7758 #E0FF58

monochromatic

#0045DD #1B62FF #588CFF #95B6FF #D2E0FF

Accessibility & contrast

On white

3.18

#588CFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#588CFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588CFF

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588CFF	#FFFFFF	#000000	##000000
##588CFF	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5399FF

Deuteranopia (green-blind)

#3389FD

Tritanopia (blue-blind)

#00A7B9

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #588cff;
/* rgb */ color: rgb(88, 140, 255);
/* oklch */ color: oklch(66.1% 0.180 263.9);

Tailwind

colors: {
  custom: {
    50: '#97adff',
    500: '#588cff',
    950: '#000000',
  },
}

SCSS

$custom: #588cff;
$custom-light: #97adff;
$custom-dark: #000000;

JSON

{
  "hex": "#588cff",
  "rgb": {
    "r": 88,
    "g": 140,
    "b": 255
  },
  "hsl": {
    "h": 221.317,
    "s": 100,
    "l": 67.255
  },
  "oklch": {
    "l": 0.66088,
    "c": 0.17955,
    "h": 263.9
  },
  "luminance": 0.28051
}

Semantic roles & 50–950 ramp

primary

#588CFF

secondary

#F4E3BF

accent

#9E00E6

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #588CFF

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

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