#5BB0EB#5BB0EB

#5BB0EB is a light, moderate cyan. Relative luminance 0.393; OKLCH L 72.8% C 0.119 H 241.3°. Best body text is #000000 at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#5BB0EB
RGB	rgb(91, 176, 235)
HSL	hsl(205, 78%, 64%)
HSV	hsv(205, 61%, 92%)
CMYK	cmyk(61.3%, 25.1%, 0%, 7.8%)
CIE-LAB	lab(68.95, -8.35, -37.21)
CIE-LCH	lch(68.95, 38.13, 257.35°)
OKLab	oklab(72.83% -0.0572 -0.1045)
OKLCH	oklch(72.83% 0.119 241.3)
XYZ	xyz(34.8295, 39.2696, 84.3254)
Luminance	0.3927 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB0EB #EB965B

analogous

#5BEBDE #5BB0EB #5B68EB

triadic

#5BB0EB #EB5BB0 #B0EB5B

tetradic

#5BB0EB #DE5BEB #EB965B #68EB5B

square

#5BB0EB #DE5BEB #EB965B #68EB5B

split-complementary

#5BB0EB #EB5B68 #EBDE5B

monochromatic

#1674B5 #2496E4 #5BB0EB #92CAF2 #C8E5F8

Accessibility & contrast

On white

2.37

#5BB0EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.85

#5BB0EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB0EB

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB0EB	#FFFFFF	#000000	##000000
##5BB0EB	1.00	2.37	8.85	8.85
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.85	21.00	1.00	1.00
##000000	8.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95B0EE

Deuteranopia (green-blind)

#82A2EA

Tritanopia (blue-blind)

#00BFC4

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #5bb0eb;
/* rgb */ color: rgb(91, 176, 235);
/* oklch */ color: oklch(72.8% 0.119 241.3);

Tailwind

colors: {
  custom: {
    50: '#95c7f1',
    500: '#5bb0eb',
    950: '#000000',
  },
}

SCSS

$custom: #5bb0eb;
$custom-light: #95c7f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb0eb",
  "rgb": {
    "r": 91,
    "g": 176,
    "b": 235
  },
  "hsl": {
    "h": 204.583,
    "s": 78.261,
    "l": 63.922
  },
  "oklch": {
    "l": 0.72831,
    "c": 0.11917,
    "h": 241.3
  },
  "luminance": 0.39273
}

Semantic roles & 50–950 ramp

primary

#5BB0EB

secondary

#EACCB8

accent

#600BDB

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #5BB0EB

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

Preview Lab → · Contrast checker → · Palette generator →