#588BB5#588BB5

#588BB5 is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.8% C 0.084 H 244.6°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#588BB5
RGB	rgb(88, 139, 181)
HSL	hsl(207, 39%, 53%)
HSV	hsv(207, 51%, 71%)
CMYK	cmyk(51.4%, 23.2%, 0%, 29%)
CIE-LAB	lab(55.96, -5.08, -27.27)
CIE-LCH	lch(55.96, 27.74, 259.44°)
OKLab	oklab(61.8% -0.0361 -0.0761)
OKLCH	oklch(61.8% 0.084 244.6)
XYZ	xyz(21.5947, 23.8745, 47.1774)
Luminance	0.2388 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588BB5 #B58258

analogous

#58B5B0 #588BB5 #585CB5

triadic

#588BB5 #B5588B #8BB558

tetradic

#588BB5 #B058B5 #B58258 #5CB558

square

#588BB5 #B058B5 #B58258 #5CB558

split-complementary

#588BB5 #B5585C #B5B058

monochromatic

#2D4C66 #406C90 #588BB5 #82A8C8 #ADC6DB

Accessibility & contrast

On white

3.64

#588BB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#588BB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588BB5

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588BB5	#FFFFFF	#000000	##000000
##588BB5	1.00	3.64	5.78	5.78
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798BB7

Deuteranopia (green-blind)

#6D82B4

Tritanopia (blue-blind)

#279599

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #588bb5;
/* rgb */ color: rgb(88, 139, 181);
/* oklch */ color: oklch(61.8% 0.084 244.6);

Tailwind

colors: {
  custom: {
    50: '#8daccb',
    500: '#588bb5',
    950: '#000000',
  },
}

SCSS

$custom: #588bb5;
$custom-light: #8daccb;
$custom-dark: #000000;

JSON

{
  "hex": "#588bb5",
  "rgb": {
    "r": 88,
    "g": 139,
    "b": 181
  },
  "hsl": {
    "h": 207.097,
    "s": 38.589,
    "l": 52.745
  },
  "oklch": {
    "l": 0.61795,
    "c": 0.08426,
    "h": 244.6
  },
  "luminance": 0.23876
}

Semantic roles & 50–950 ramp

primary

#588BB5

secondary

#C9B2A0

accent

#8E59CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0D1013

muted

#7D7F82

Preview Lab

Preview with #588BB5

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

Preview Lab → · Contrast checker → · Palette generator →