#5BD9EB#5BD9EB

#5BD9EB is a very light, moderate teal. Relative luminance 0.578; OKLCH L 82.2% C 0.113 H 208.2°. Best body text is #000000 at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#5BD9EB
RGB	rgb(91, 217, 235)
HSL	hsl(188, 78%, 64%)
HSV	hsv(188, 61%, 92%)
CMYK	cmyk(61.3%, 7.7%, 0%, 7.8%)
CIE-LAB	lab(80.65, -29.47, -19.25)
CIE-LCH	lch(80.65, 35.20, 213.15°)
OKLab	oklab(82.18% -0.0996 -0.0533)
OKLCH	oklch(82.18% 0.113 208.2)
XYZ	xyz(44.1164, 57.8434, 87.4211)
Luminance	0.5785 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD9EB #EB6D5B

analogous

#5BEBB5 #5BD9EB #5B91EB

triadic

#5BD9EB #EB5BD9 #D9EB5B

tetradic

#5BD9EB #B55BEB #EB6D5B #91EB5B

square

#5BD9EB #B55BEB #EB6D5B #91EB5B

split-complementary

#5BD9EB #EB5B91 #EBB55B

monochromatic

#16A2B5 #24CCE4 #5BD9EB #92E6F2 #C8F2F8

Accessibility & contrast

On white

1.67

#5BD9EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.57

#5BD9EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD9EB

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD9EB	#FFFFFF	#000000	##000000
##5BD9EB	1.00	1.67	12.57	12.57
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.57	21.00	1.00	1.00
##000000	12.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8D1EC

Deuteranopia (green-blind)

#B2C1EB

Tritanopia (blue-blind)

#00E2DE

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #5bd9eb;
/* rgb */ color: rgb(91, 217, 235);
/* oklch */ color: oklch(82.2% 0.113 208.2);

Tailwind

colors: {
  custom: {
    50: '#98e5f1',
    500: '#5bd9eb',
    950: '#000000',
  },
}

SCSS

$custom: #5bd9eb;
$custom-light: #98e5f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd9eb",
  "rgb": {
    "r": 91,
    "g": 217,
    "b": 235
  },
  "hsl": {
    "h": 187.5,
    "s": 78.261,
    "l": 63.922
  },
  "oklch": {
    "l": 0.82181,
    "c": 0.11297,
    "h": 208.2
  },
  "luminance": 0.57848
}

Semantic roles & 50–950 ramp

primary

#5BD9EB

secondary

#B54535

accent

#250BDB

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #5BD9EB

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

Preview Lab → · Contrast checker → · Palette generator →