#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
RGBrgb(88, 181, 238)
HSLhsl(203, 82%, 64%)
HSVhsv(203, 63%, 93%)
CMYKcmyk(63%, 23.9%, 0%, 6.7%)
CIE-LABlab(70.38, -10.65, -36.62)
CIE-LCHlch(70.38, 38.14, 253.79°)
OKLaboklab(73.98% -0.0634 -0.1028)
OKLCHoklch(73.98% 0.121 238.3)
XYZxyz(35.9751, 41.2919, 86.9466)
Luminance0.4130 (WCAG relative)
Temperaturecool
Familycyan

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
##58B5EE1.002.279.269.26
#FFFFFF2.271.0021.0021.00
#0000009.2621.001.001.00
##0000009.2621.001.001.00

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 →

#58B5EE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva