#588FEF#588FEF

#588FEF is a light, vivid blue. Relative luminance 0.280; OKLCH L 65.7% C 0.155 H 260.8°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#588FEF
RGB	rgb(88, 143, 239)
HSL	hsl(218, 83%, 64%)
HSV	hsv(218, 63%, 94%)
CMYK	cmyk(63.2%, 40.2%, 0%, 6.3%)
CIE-LAB	lab(59.84, 11.32, -53.74)
CIE-LCH	lch(59.84, 54.92, 281.90°)
OKLab	oklab(65.73% -0.0249 -0.153)
OKLCH	oklch(65.73% 0.155 260.8)
XYZ	xyz(29.4214, 27.9489, 85.4888)
Luminance	0.2795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588FEF #EFB858

analogous

#58DAEF #588FEF #6D58EF

triadic

#588FEF #EF588F #8FEF58

tetradic

#588FEF #EF58DA #EFB858 #58EF6D

square

#588FEF #EF58DA #EFB858 #58EF6D

split-complementary

#588FEF #EF6D58 #DAEF58

monochromatic

#124FBB #206AEA #588FEF #90B4F4 #C8DAFA

Accessibility & contrast

On white

3.19

#588FEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#588FEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588FEF

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588FEF	#FFFFFF	#000000	##000000
##588FEF	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)

#6498F3

Deuteranopia (green-blind)

#4E8AED

Tritanopia (blue-blind)

#00A5B3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #588fef;
/* rgb */ color: rgb(88, 143, 239);
/* oklch */ color: oklch(65.7% 0.155 260.8);

Tailwind

colors: {
  custom: {
    50: '#94aff5',
    500: '#588fef',
    950: '#000000',
  },
}

SCSS

$custom: #588fef;
$custom-light: #94aff5;
$custom-dark: #000000;

JSON

{
  "hex": "#588fef",
  "rgb": {
    "r": 88,
    "g": 143,
    "b": 239
  },
  "hsl": {
    "h": 218.146,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.6573,
    "c": 0.15504,
    "h": 260.8
  },
  "luminance": 0.27952
}

Semantic roles & 50–950 ramp

primary

#588FEF

secondary

#ECD9B7

accent

#9007DF

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #588FEF

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

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