#5BB9CE#5BB9CE

#5BB9CE is a light, moderate cyan. Relative luminance 0.414; OKLCH L 73.7% C 0.094 H 214.3°. Best body text is #000000 at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#5BB9CE
RGB	rgb(91, 185, 206)
HSL	hsl(191, 54%, 58%)
HSV	hsv(191, 56%, 81%)
CMYK	cmyk(55.8%, 10.2%, 0%, 19.2%)
CIE-LAB	lab(70.44, -21.87, -19.06)
CIE-LCH	lch(70.44, 29.01, 221.07°)
OKLab	oklab(73.66% -0.0773 -0.0528)
OKLCH	oklch(73.66% 0.094 214.3)
XYZ	xyz(32.7995, 41.3752, 64.6383)
Luminance	0.4138 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB9CE #CE705B

analogous

#5BCEAA #5BB9CE #5B7FCE

triadic

#5BB9CE #CE5BB9 #B9CE5B

tetradic

#5BB9CE #AA5BCE #CE705B #7FCE5B

square

#5BB9CE #AA5BCE #CE705B #7FCE5B

split-complementary

#5BB9CE #CE5B7F #CEAA5B

monochromatic

#287586 #369EB6 #5BB9CE #8ACDDC #B9E1EA

Accessibility & contrast

On white

2.26

#5BB9CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.28

#5BB9CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB9CE

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB9CE	#FFFFFF	#000000	##000000
##5BB9CE	1.00	2.26	9.28	9.28
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.28	21.00	1.00	1.00
##000000	9.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB4CF

Deuteranopia (green-blind)

#98A7CE

Tritanopia (blue-blind)

#00C1BF

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #5bb9ce;
/* rgb */ color: rgb(91, 185, 206);
/* oklch */ color: oklch(73.7% 0.094 214.3);

Tailwind

colors: {
  custom: {
    50: '#93cedd',
    500: '#5bb9ce',
    950: '#000000',
  },
}

SCSS

$custom: #5bb9ce;
$custom-light: #93cedd;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb9ce",
  "rgb": {
    "r": 91,
    "g": 185,
    "b": 206
  },
  "hsl": {
    "h": 190.957,
    "s": 53.991,
    "l": 58.235
  },
  "oklch": {
    "l": 0.73658,
    "c": 0.09357,
    "h": 214.3
  },
  "luminance": 0.41378
}

Semantic roles & 50–950 ramp

primary

#5BB9CE

secondary

#D9B4AB

accent

#654ADD

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #5BB9CE

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

Preview Lab → · Contrast checker → · Palette generator →