#5BB8E7#5BB8E7

#5BB8E7 is a light, moderate cyan. Relative luminance 0.423; OKLCH L 74.5% C 0.111 H 233.0°. Best body text is #000000 at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#5BB8E7
RGB	rgb(91, 184, 231)
HSL	hsl(200, 74%, 63%)
HSV	hsv(200, 61%, 91%)
CMYK	cmyk(60.6%, 20.3%, 0%, 9.4%)
CIE-LAB	lab(71.06, -13.91, -31.76)
CIE-LCH	lch(71.06, 34.67, 246.35°)
OKLab	oklab(74.45% -0.0669 -0.0888)
OKLCH	oklch(74.45% 0.111 233)
XYZ	xyz(35.8731, 42.2711, 81.8544)
Luminance	0.4228 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB8E7 #E78A5B

analogous

#5BE7D0 #5BB8E7 #5B72E7

triadic

#5BB8E7 #E75BB8 #B8E75B

tetradic

#5BB8E7 #D05BE7 #E78A5B #72E75B

square

#5BB8E7 #D05BE7 #E78A5B #72E75B

split-complementary

#5BB8E7 #E75B72 #E7D05B

monochromatic

#197CAE #26A1DF #5BB8E7 #90CFEF #C6E6F7

Accessibility & contrast

On white

2.22

#5BB8E7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.46

#5BB8E7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB8E7

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB8E7	#FFFFFF	#000000	##000000
##5BB8E7	1.00	2.22	9.46	9.46
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.46	21.00	1.00	1.00
##000000	9.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1B6E9

Deuteranopia (green-blind)

#8EA8E6

Tritanopia (blue-blind)

#00C5C8

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #5bb8e7;
/* rgb */ color: rgb(91, 184, 231);
/* oklch */ color: oklch(74.5% 0.111 233.0);

Tailwind

colors: {
  custom: {
    50: '#95cdee',
    500: '#5bb8e7',
    950: '#000000',
  },
}

SCSS

$custom: #5bb8e7;
$custom-light: #95cdee;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb8e7",
  "rgb": {
    "r": 91,
    "g": 184,
    "b": 231
  },
  "hsl": {
    "h": 200.143,
    "s": 74.468,
    "l": 63.137
  },
  "oklch": {
    "l": 0.74454,
    "c": 0.11119,
    "h": 233
  },
  "luminance": 0.42275
}

Semantic roles & 50–950 ramp

primary

#5BB8E7

secondary

#E8C7B6

accent

#520FD7

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #5BB8E7

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

Preview Lab → · Contrast checker → · Palette generator →