#5BB0E3#5BB0E3

#5BB0E3 is a light, moderate cyan. Relative luminance 0.388; OKLCH L 72.5% C 0.111 H 237.3°. Best body text is #000000 at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#5BB0E3
RGB	rgb(91, 176, 227)
HSL	hsl(203, 71%, 62%)
HSV	hsv(203, 60%, 89%)
CMYK	cmyk(59.9%, 22.5%, 0%, 11%)
CIE-LAB	lab(68.62, -10.85, -33.35)
CIE-LCH	lch(68.62, 35.07, 251.98°)
OKLab	oklab(72.46% -0.0599 -0.0934)
OKLCH	oklch(72.46% 0.111 237.3)
XYZ	xyz(33.6996, 38.8176, 78.3747)
Luminance	0.3882 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB0E3 #E38E5B

analogous

#5BE3D2 #5BB0E3 #5B6CE3

triadic

#5BB0E3 #E35BB0 #B0E35B

tetradic

#5BB0E3 #D25BE3 #E38E5B #6CE35B

square

#5BB0E3 #D25BE3 #E38E5B #6CE35B

split-complementary

#5BB0E3 #E35B6C #E3D25B

monochromatic

#1D73A7 #2797DA #5BB0E3 #8FC9EC #C4E2F5

Accessibility & contrast

On white

2.40

#5BB0E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.76

#5BB0E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB0E3

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB0E3	#FFFFFF	#000000	##000000
##5BB0E3	1.00	2.40	8.76	8.76
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.76	21.00	1.00	1.00
##000000	8.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98AFE5

Deuteranopia (green-blind)

#86A1E2

Tritanopia (blue-blind)

#00BDC1

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #5bb0e3;
/* rgb */ color: rgb(91, 176, 227);
/* oklch */ color: oklch(72.5% 0.111 237.3);

Tailwind

colors: {
  custom: {
    50: '#95c7ec',
    500: '#5bb0e3',
    950: '#000000',
  },
}

SCSS

$custom: #5bb0e3;
$custom-light: #95c7ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb0e3",
  "rgb": {
    "r": 91,
    "g": 176,
    "b": 227
  },
  "hsl": {
    "h": 202.5,
    "s": 70.833,
    "l": 62.353
  },
  "oklch": {
    "l": 0.72464,
    "c": 0.11094,
    "h": 237.3
  },
  "luminance": 0.38821
}

Semantic roles & 50–950 ramp

primary

#5BB0E3

secondary

#E6C7B4

accent

#5B13D3

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #5BB0E3

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

Preview Lab → · Contrast checker → · Palette generator →