#5BB8DD#5BB8DD

#5BB8DD is a light, moderate cyan. Relative luminance 0.417; OKLCH L 74.0% C 0.103 H 226.7°. Best body text is #000000 at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#5BB8DD
RGB	rgb(91, 184, 221)
HSL	hsl(197, 66%, 61%)
HSV	hsv(197, 59%, 87%)
CMYK	cmyk(58.8%, 16.7%, 0%, 13.3%)
CIE-LAB	lab(70.68, -16.95, -26.89)
CIE-LCH	lch(70.68, 31.78, 237.78°)
OKLab	oklab(74.03% -0.0705 -0.0749)
OKLCH	oklch(74.03% 0.103 226.7)
XYZ	xyz(34.5009, 41.7222, 74.6276)
Luminance	0.4173 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB8DD #DD805B

analogous

#5BDDC1 #5BB8DD #5B77DD

triadic

#5BB8DD #DD5BB8 #B8DD5B

tetradic

#5BB8DD #C15BDD #DD805B #77DD5B

square

#5BB8DD #C15BDD #DD805B #77DD5B

split-complementary

#5BB8DD #DD5B77 #DDC15B

monochromatic

#217A9D #2BA1D0 #5BB8DD #8ECEE8 #C0E4F2

Accessibility & contrast

On white

2.25

#5BB8DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.35

#5BB8DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB8DD

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB8DD	#FFFFFF	#000000	##000000
##5BB8DD	1.00	2.25	9.35	9.35
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.35	21.00	1.00	1.00
##000000	9.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4B5DF

Deuteranopia (green-blind)

#92A7DD

Tritanopia (blue-blind)

#00C3C4

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #5bb8dd;
/* rgb */ color: rgb(91, 184, 221);
/* oklch */ color: oklch(74.0% 0.103 226.7);

Tailwind

colors: {
  custom: {
    50: '#94cde7',
    500: '#5bb8dd',
    950: '#000000',
  },
}

SCSS

$custom: #5bb8dd;
$custom-light: #94cde7;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb8dd",
  "rgb": {
    "r": 91,
    "g": 184,
    "b": 221
  },
  "hsl": {
    "h": 197.077,
    "s": 65.657,
    "l": 61.176
  },
  "oklch": {
    "l": 0.74027,
    "c": 0.10286,
    "h": 226.7
  },
  "luminance": 0.41726
}

Semantic roles & 50–950 ramp

primary

#5BB8DD

secondary

#E2BFB1

accent

#4C18CE

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #5BB8DD

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

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