#5BD9EF#5BD9EF

#5BD9EF is a very light, moderate teal. Relative luminance 0.581; OKLCH L 82.3% C 0.114 H 210.9°. Best body text is #000000 at 12.62:1 contrast (WCAG AA passes).

Color values

HEX	#5BD9EF
RGB	rgb(91, 217, 239)
HSL	hsl(189, 82%, 65%)
HSV	hsv(189, 62%, 94%)
CMYK	cmyk(61.9%, 9.2%, 0%, 6.3%)
CIE-LAB	lab(80.78, -28.33, -21.18)
CIE-LCH	lch(80.78, 35.37, 216.78°)
OKLab	oklab(82.33% -0.098 -0.0588)
OKLCH	oklch(82.33% 0.114 210.9)
XYZ	xyz(44.7008, 58.0771, 90.4988)
Luminance	0.5808 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD9EF #EF715B

analogous

#5BEFBB #5BD9EF #5B8FEF

triadic

#5BD9EF #EF5BD9 #D9EF5B

tetradic

#5BD9EF #BB5BEF #EF715B #8FEF5B

square

#5BD9EF #BB5BEF #EF715B #8FEF5B

split-complementary

#5BD9EF #EF5B8F #EFBB5B

monochromatic

#12A4BD #23CCEA #5BD9EF #93E6F4 #CBF3FA

Accessibility & contrast

On white

1.66

#5BD9EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.62

#5BD9EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD9EF

12.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD9EF	#FFFFFF	#000000	##000000
##5BD9EF	1.00	1.66	12.62	12.62
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.62	21.00	1.00	1.00
##000000	12.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7D2F0

Deuteranopia (green-blind)

#B1C2EF

Tritanopia (blue-blind)

#00E3E0

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #5bd9ef;
/* rgb */ color: rgb(91, 217, 239);
/* oklch */ color: oklch(82.3% 0.114 210.9);

Tailwind

colors: {
  custom: {
    50: '#98e5f4',
    500: '#5bd9ef',
    950: '#000000',
  },
}

SCSS

$custom: #5bd9ef;
$custom-light: #98e5f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd9ef",
  "rgb": {
    "r": 91,
    "g": 217,
    "b": 239
  },
  "hsl": {
    "h": 188.919,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.82329,
    "c": 0.11427,
    "h": 210.9
  },
  "luminance": 0.58082
}

Semantic roles & 50–950 ramp

primary

#5BD9EF

secondary

#BC4733

accent

#2707DF

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BD9EF

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

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