#58B3EB#58B3EB

#58B3EB is a light, moderate cyan. Relative luminance 0.403; OKLCH L 73.4% C 0.119 H 238.4°. Best body text is #000000 at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#58B3EB
RGB	rgb(88, 179, 235)
HSL	hsl(203, 79%, 63%)
HSV	hsv(203, 63%, 92%)
CMYK	cmyk(62.6%, 23.8%, 0%, 7.8%)
CIE-LAB	lab(69.69, -10.51, -36.06)
CIE-LCH	lch(69.69, 37.56, 253.75°)
OKLab	oklab(73.39% -0.0623 -0.1012)
OKLCH	oklch(73.39% 0.119 238.4)
XYZ	xyz(35.1343, 40.3095, 84.5101)
Luminance	0.4031 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#58B3EB #EB9058

analogous

#58EBD9 #58B3EB #5869EB

triadic

#58B3EB #EB58B3 #B3EB58

tetradic

#58B3EB #D958EB #EB9058 #69EB58

square

#58B3EB #D958EB #EB9058 #69EB58

split-complementary

#58B3EB #EB5869 #EBD958

monochromatic

#1577B3 #219AE4 #58B3EB #8FCCF2 #C5E5F8

Accessibility & contrast

On white

2.32

#58B3EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.06

#58B3EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #58B3EB

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##58B3EB	#FFFFFF	#000000	##000000
##58B3EB	1.00	2.32	9.06	9.06
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.06	21.00	1.00	1.00
##000000	9.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99B3EE

Deuteranopia (green-blind)

#85A4EA

Tritanopia (blue-blind)

#00C1C6

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #58b3eb;
/* rgb */ color: rgb(88, 179, 235);
/* oklch */ color: oklch(73.4% 0.119 238.4);

Tailwind

colors: {
  custom: {
    50: '#94c9f1',
    500: '#58b3eb',
    950: '#000000',
  },
}

SCSS

$custom: #58b3eb;
$custom-light: #94c9f1;
$custom-dark: #000000;

JSON

{
  "hex": "#58b3eb",
  "rgb": {
    "r": 88,
    "g": 179,
    "b": 235
  },
  "hsl": {
    "h": 202.857,
    "s": 78.61,
    "l": 63.333
  },
  "oklch": {
    "l": 0.73391,
    "c": 0.11888,
    "h": 238.4
  },
  "luminance": 0.40313
}

Semantic roles & 50–950 ramp

primary

#58B3EB

secondary

#EAC9B5

accent

#5A0BDB

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #58B3EB

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

Preview Lab → · Contrast checker → · Palette generator →