#5BB2E4#5BB2E4

#5BB2E4 is a light, moderate cyan. Relative luminance 0.397; OKLCH L 73.0% C 0.111 H 236.3°. Best body text is #000000 at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#5BB2E4
RGB	rgb(91, 178, 228)
HSL	hsl(202, 72%, 63%)
HSV	hsv(202, 60%, 89%)
CMYK	cmyk(60.1%, 21.9%, 0%, 10.6%)
CIE-LAB	lab(69.23, -11.62, -32.95)
CIE-LCH	lch(69.23, 34.94, 250.57°)
OKLab	oklab(72.96% -0.0616 -0.0922)
OKLCH	oklch(72.96% 0.111 236.3)
XYZ	xyz(34.2330, 39.6631, 79.2354)
Luminance	0.3967 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB2E4 #E48D5B

analogous

#5BE4D2 #5BB2E4 #5B6DE4

triadic

#5BB2E4 #E45BB2 #B2E45B

tetradic

#5BB2E4 #D25BE4 #E48D5B #6DE45B

square

#5BB2E4 #D25BE4 #E48D5B #6DE45B

split-complementary

#5BB2E4 #E45B6D #E4D25B

monochromatic

#1C75A9 #2699DB #5BB2E4 #90CBED #C4E3F5

Accessibility & contrast

On white

2.35

#5BB2E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.93

#5BB2E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB2E4

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB2E4	#FFFFFF	#000000	##000000
##5BB2E4	1.00	2.35	8.93	8.93
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.93	21.00	1.00	1.00
##000000	8.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BB1E6

Deuteranopia (green-blind)

#88A3E3

Tritanopia (blue-blind)

#00BFC3

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #5bb2e4;
/* rgb */ color: rgb(91, 178, 228);
/* oklch */ color: oklch(73.0% 0.111 236.3);

Tailwind

colors: {
  custom: {
    50: '#95c9ec',
    500: '#5bb2e4',
    950: '#000000',
  },
}

SCSS

$custom: #5bb2e4;
$custom-light: #95c9ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb2e4",
  "rgb": {
    "r": 91,
    "g": 178,
    "b": 228
  },
  "hsl": {
    "h": 201.898,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.72962,
    "c": 0.11093,
    "h": 236.3
  },
  "luminance": 0.39666
}

Semantic roles & 50–950 ramp

primary

#5BB2E4

secondary

#E6C7B4

accent

#5912D4

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #5BB2E4

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

Preview Lab → · Contrast checker → · Palette generator →