#588CB2#588CB2

#588CB2 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.9% C 0.080 H 241.4°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#588CB2
RGB	rgb(88, 140, 178)
HSL	hsl(205, 37%, 52%)
HSV	hsv(205, 51%, 70%)
CMYK	cmyk(50.6%, 21.3%, 0%, 30.2%)
CIE-LAB	lab(56.13, -6.56, -25.29)
CIE-LCH	lch(56.13, 26.13, 255.45°)
OKLab	oklab(61.89% -0.0384 -0.0705)
OKLCH	oklch(61.89% 0.08 241.4)
XYZ	xyz(21.4356, 24.0436, 45.6221)
Luminance	0.2404 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588CB2 #B27E58

analogous

#58B2AB #588CB2 #585FB2

triadic

#588CB2 #B2588C #8CB258

tetradic

#588CB2 #AB58B2 #B27E58 #5FB258

square

#588CB2 #AB58B2 #B27E58 #5FB258

split-complementary

#588CB2 #B2585F #B2AB58

monochromatic

#2D4C62 #416C8C #588CB2 #82A9C5 #ACC6D9

Accessibility & contrast

On white

3.62

#588CB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#588CB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588CB2

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588CB2	#FFFFFF	#000000	##000000
##588CB2	1.00	3.62	5.81	5.81
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8CB4

Deuteranopia (green-blind)

#6F82B1

Tritanopia (blue-blind)

#2A9599

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #588cb2;
/* rgb */ color: rgb(88, 140, 178);
/* oklch */ color: oklch(61.9% 0.080 241.4);

Tailwind

colors: {
  custom: {
    50: '#8dadc9',
    500: '#588cb2',
    950: '#000000',
  },
}

SCSS

$custom: #588cb2;
$custom-light: #8dadc9;
$custom-dark: #000000;

JSON

{
  "hex": "#588cb2",
  "rgb": {
    "r": 88,
    "g": 140,
    "b": 178
  },
  "hsl": {
    "h": 205.333,
    "s": 36.885,
    "l": 52.157
  },
  "oklch": {
    "l": 0.61889,
    "c": 0.08024,
    "h": 241.4
  },
  "luminance": 0.24045
}

Semantic roles & 50–950 ramp

primary

#588CB2

secondary

#C7B09F

accent

#8B5BCD

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0D1013

muted

#7D7F82

Preview Lab

Preview with #588CB2

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

Preview Lab → · Contrast checker → · Palette generator →