#588BB8#588BB8

#588BB8 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.9% C 0.088 H 246.4°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#588BB8
RGB	rgb(88, 139, 184)
HSL	hsl(208, 40%, 53%)
HSV	hsv(208, 52%, 72%)
CMYK	cmyk(52.2%, 24.5%, 0%, 27.8%)
CIE-LAB	lab(56.09, -4.16, -28.79)
CIE-LCH	lch(56.09, 29.08, 261.77°)
OKLab	oklab(61.93% -0.0351 -0.0805)
OKLCH	oklch(61.93% 0.088 246.4)
XYZ	xyz(21.9058, 23.9989, 48.8160)
Luminance	0.2400 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588BB8 #B88558

analogous

#58B8B5 #588BB8 #585BB8

triadic

#588BB8 #B8588B #8BB858

tetradic

#588BB8 #B558B8 #B88558 #5BB858

square

#588BB8 #B558B8 #B88558 #5BB858

split-complementary

#588BB8 #B8585B #B8B558

monochromatic

#2D4D69 #3F6C94 #588BB8 #83A9CA #AEC7DD

Accessibility & contrast

On white

3.62

#588BB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#588BB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588BB8

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588BB8	#FFFFFF	#000000	##000000
##588BB8	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788CBA

Deuteranopia (green-blind)

#6C82B7

Tritanopia (blue-blind)

#23969A

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #588bb8;
/* rgb */ color: rgb(88, 139, 184);
/* oklch */ color: oklch(61.9% 0.088 246.4);

Tailwind

colors: {
  custom: {
    50: '#8daccd',
    500: '#588bb8',
    950: '#000000',
  },
}

SCSS

$custom: #588bb8;
$custom-light: #8daccd;
$custom-dark: #000000;

JSON

{
  "hex": "#588bb8",
  "rgb": {
    "r": 88,
    "g": 139,
    "b": 184
  },
  "hsl": {
    "h": 208.125,
    "s": 40.336,
    "l": 53.333
  },
  "oklch": {
    "l": 0.61935,
    "c": 0.0878,
    "h": 246.4
  },
  "luminance": 0.24001
}

Semantic roles & 50–950 ramp

primary

#588BB8

secondary

#CBB5A1

accent

#9058D0

background

#F9FAFC

surface

#F1F4F9

border

#CBCED2

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #588BB8

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

Preview Lab → · Contrast checker → · Palette generator →