#58B1EF#58B1EF

#58B1EF is a light, vivid cyan. Relative luminance 0.398; OKLCH L 73.1% C 0.124 H 241.6°. Best body text is #000000 at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#58B1EF
RGB	rgb(88, 177, 239)
HSL	hsl(205, 83%, 64%)
HSV	hsv(205, 63%, 94%)
CMYK	cmyk(63.2%, 25.9%, 0%, 6.3%)
CIE-LAB	lab(69.29, -8.15, -38.86)
CIE-LCH	lch(69.29, 39.71, 258.15°)
OKLab	oklab(73.13% -0.059 -0.1093)
OKLCH	oklch(73.13% 0.124 241.6)
XYZ	xyz(35.3207, 39.7474, 87.4552)
Luminance	0.3975 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#58B1EF #EF9658

analogous

#58EFE2 #58B1EF #5866EF

triadic

#58B1EF #EF58B1 #B1EF58

tetradic

#58B1EF #E258EF #EF9658 #66EF58

square

#58B1EF #E258EF #EF9658 #66EF58

split-complementary

#58B1EF #EF5866 #EFE258

monochromatic

#1275BB #2097EA #58B1EF #90CBF4 #C8E5FA

Accessibility & contrast

On white

2.35

#58B1EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.95

#58B1EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #58B1EF

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##58B1EF	#FFFFFF	#000000	##000000
##58B1EF	1.00	2.35	8.95	8.95
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.95	21.00	1.00	1.00
##000000	8.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95B2F2

Deuteranopia (green-blind)

#80A3EE

Tritanopia (blue-blind)

#00C0C6

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #58b1ef;
/* rgb */ color: rgb(88, 177, 239);
/* oklch */ color: oklch(73.1% 0.124 241.6);

Tailwind

colors: {
  custom: {
    50: '#95c8f4',
    500: '#58b1ef',
    950: '#000000',
  },
}

SCSS

$custom: #58b1ef;
$custom-light: #95c8f4;
$custom-dark: #000000;

JSON

{
  "hex": "#58b1ef",
  "rgb": {
    "r": 88,
    "g": 177,
    "b": 239
  },
  "hsl": {
    "h": 204.636,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.73128,
    "c": 0.12423,
    "h": 241.6
  },
  "luminance": 0.39751
}

Semantic roles & 50–950 ramp

primary

#58B1EF

secondary

#ECCDB7

accent

#5F07DF

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #58B1EF

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

Preview Lab → · Contrast checker → · Palette generator →