#58B5EE#58B5EE

#58B5EE is a light, vivid cyan. Relative luminance 0.413; OKLCH L 74.0% C 0.121 H 238.3°. Best body text is #000000 at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#58B5EE
RGB	rgb(88, 181, 238)
HSL	hsl(203, 82%, 64%)
HSV	hsv(203, 63%, 93%)
CMYK	cmyk(63%, 23.9%, 0%, 6.7%)
CIE-LAB	lab(70.38, -10.65, -36.62)
CIE-LCH	lch(70.38, 38.14, 253.79°)
OKLab	oklab(73.98% -0.0634 -0.1028)
OKLCH	oklch(73.98% 0.121 238.3)
XYZ	xyz(35.9751, 41.2919, 86.9466)
Luminance	0.4130 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#58B5EE #EE9158

analogous

#58EEDC #58B5EE #586AEE

triadic

#58B5EE #EE58B5 #B5EE58

tetradic

#58B5EE #DC58EE #EE9158 #6AEE58

square

#58B5EE #DC58EE #EE9158 #6AEE58

split-complementary

#58B5EE #EE586A #EEDC58

monochromatic

#137AB9 #209CE8 #58B5EE #90CEF4 #C7E6F9

Accessibility & contrast

On white

2.27

#58B5EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.26

#58B5EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #58B5EE

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##58B5EE	#FFFFFF	#000000	##000000
##58B5EE	1.00	2.27	9.26	9.26
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.26	21.00	1.00	1.00
##000000	9.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BB5F1

Deuteranopia (green-blind)

#86A5ED

Tritanopia (blue-blind)

#00C3C8

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #58b5ee;
/* rgb */ color: rgb(88, 181, 238);
/* oklch */ color: oklch(74.0% 0.121 238.3);

Tailwind

colors: {
  custom: {
    50: '#95cbf3',
    500: '#58b5ee',
    950: '#000000',
  },
}

SCSS

$custom: #58b5ee;
$custom-light: #95cbf3;
$custom-dark: #000000;

JSON

{
  "hex": "#58b5ee",
  "rgb": {
    "r": 88,
    "g": 181,
    "b": 238
  },
  "hsl": {
    "h": 202.8,
    "s": 81.522,
    "l": 63.922
  },
  "oklch": {
    "l": 0.73979,
    "c": 0.12081,
    "h": 238.3
  },
  "luminance": 0.41296
}

Semantic roles & 50–950 ramp

primary

#58B5EE

secondary

#EBCBB7

accent

#5908DE

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #58B5EE

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

Preview Lab → · Contrast checker → · Palette generator →