#5BB0EA#5BB0EA

#5BB0EA is a light, moderate cyan. Relative luminance 0.392; OKLCH L 72.8% C 0.118 H 240.8°. Best body text is #000000 at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#5BB0EA
RGB	rgb(91, 176, 234)
HSL	hsl(204, 77%, 64%)
HSV	hsv(204, 61%, 92%)
CMYK	cmyk(61.1%, 24.8%, 0%, 8.2%)
CIE-LAB	lab(68.90, -8.66, -36.73)
CIE-LCH	lch(68.90, 37.73, 256.73°)
OKLab	oklab(72.79% -0.0576 -0.1031)
OKLCH	oklch(72.79% 0.118 240.8)
XYZ	xyz(34.6854, 39.2120, 83.5667)
Luminance	0.3921 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB0EA #EA955B

analogous

#5BEADD #5BB0EA #5B68EA

triadic

#5BB0EA #EA5BB0 #B0EA5B

tetradic

#5BB0EA #DD5BEA #EA955B #68EA5B

square

#5BB0EA #DD5BEA #EA955B #68EA5B

split-complementary

#5BB0EA #EA5B68 #EADD5B

monochromatic

#1774B4 #2596E3 #5BB0EA #91CAF1 #C8E4F8

Accessibility & contrast

On white

2.37

#5BB0EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.84

#5BB0EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB0EA

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB0EA	#FFFFFF	#000000	##000000
##5BB0EA	1.00	2.37	8.84	8.84
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.84	21.00	1.00	1.00
##000000	8.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96B0ED

Deuteranopia (green-blind)

#82A2E9

Tritanopia (blue-blind)

#00BEC4

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #5bb0ea;
/* rgb */ color: rgb(91, 176, 234);
/* oklch */ color: oklch(72.8% 0.118 240.8);

Tailwind

colors: {
  custom: {
    50: '#95c7f1',
    500: '#5bb0ea',
    950: '#000000',
  },
}

SCSS

$custom: #5bb0ea;
$custom-light: #95c7f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb0ea",
  "rgb": {
    "r": 91,
    "g": 176,
    "b": 234
  },
  "hsl": {
    "h": 204.336,
    "s": 77.297,
    "l": 63.725
  },
  "oklch": {
    "l": 0.72785,
    "c": 0.11811,
    "h": 240.8
  },
  "luminance": 0.39215
}

Semantic roles & 50–950 ramp

primary

#5BB0EA

secondary

#EACCB7

accent

#5F0CDA

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #5BB0EA

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

Preview Lab → · Contrast checker → · Palette generator →