#588FEE#588FEE

#588FEE is a light, vivid blue. Relative luminance 0.279; OKLCH L 65.7% C 0.154 H 260.6°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#588FEE
RGB	rgb(88, 143, 238)
HSL	hsl(218, 82%, 64%)
HSV	hsv(218, 63%, 93%)
CMYK	cmyk(63%, 39.9%, 0%, 6.7%)
CIE-LAB	lab(59.79, 10.99, -53.28)
CIE-LCH	lch(59.79, 54.40, 281.65°)
OKLab	oklab(65.67% -0.0251 -0.1517)
OKLCH	oklch(65.67% 0.154 260.6)
XYZ	xyz(29.2741, 27.8899, 84.7129)
Luminance	0.2789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588FEE #EEB758

analogous

#58DAEE #588FEE #6C58EE

triadic

#588FEE #EE588F #8FEE58

tetradic

#588FEE #EE58DA #EEB758 #58EE6C

square

#588FEE #EE58DA #EEB758 #58EE6C

split-complementary

#588FEE #EE6C58 #DAEE58

monochromatic

#1350B9 #206AE8 #588FEE #90B4F4 #C7DAF9

Accessibility & contrast

On white

3.19

#588FEE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#588FEE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588FEE

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588FEE	#FFFFFF	#000000	##000000
##588FEE	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6598F2

Deuteranopia (green-blind)

#4F8AEC

Tritanopia (blue-blind)

#00A5B3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #588fee;
/* rgb */ color: rgb(88, 143, 238);
/* oklch */ color: oklch(65.7% 0.154 260.6);

Tailwind

colors: {
  custom: {
    50: '#94aff4',
    500: '#588fee',
    950: '#000000',
  },
}

SCSS

$custom: #588fee;
$custom-light: #94aff4;
$custom-dark: #000000;

JSON

{
  "hex": "#588fee",
  "rgb": {
    "r": 88,
    "g": 143,
    "b": 238
  },
  "hsl": {
    "h": 218,
    "s": 81.522,
    "l": 63.922
  },
  "oklch": {
    "l": 0.65671,
    "c": 0.15372,
    "h": 260.6
  },
  "luminance": 0.27893
}

Semantic roles & 50–950 ramp

primary

#588FEE

secondary

#EBD8B7

accent

#8F08DE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #588FEE

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

Preview Lab → · Contrast checker → · Palette generator →