#5BB7EC#5BB7EC

#5BB7EC is a light, moderate cyan. Relative luminance 0.421; OKLCH L 74.4% C 0.116 H 236.5°. Best body text is #000000 at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#5BB7EC
RGB	rgb(91, 183, 236)
HSL	hsl(202, 79%, 64%)
HSV	hsv(202, 61%, 93%)
CMYK	cmyk(61.4%, 22.5%, 0%, 7.5%)
CIE-LAB	lab(70.97, -11.83, -34.61)
CIE-LCH	lch(70.97, 36.57, 251.13°)
OKLab	oklab(74.45% -0.0642 -0.097)
OKLCH	oklch(74.45% 0.116 236.5)
XYZ	xyz(36.3824, 42.1437, 85.5578)
Luminance	0.4215 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB7EC #EC905B

analogous

#5BECD9 #5BB7EC #5B6FEC

triadic

#5BB7EC #EC5BB7 #B7EC5B

tetradic

#5BB7EC #D95BEC #EC905B #6FEC5B

square

#5BB7EC #D95BEC #EC905B #6FEC5B

split-complementary

#5BB7EC #EC5B6F #ECD95B

monochromatic

#157CB7 #249FE6 #5BB7EC #92CFF2 #C9E7F9

Accessibility & contrast

On white

2.23

#5BB7EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.43

#5BB7EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB7EC

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB7EC	#FFFFFF	#000000	##000000
##5BB7EC	1.00	2.23	9.43	9.43
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.43	21.00	1.00	1.00
##000000	9.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB6EF

Deuteranopia (green-blind)

#8AA7EB

Tritanopia (blue-blind)

#00C5C9

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #5bb7ec;
/* rgb */ color: rgb(91, 183, 236);
/* oklch */ color: oklch(74.4% 0.116 236.5);

Tailwind

colors: {
  custom: {
    50: '#96ccf2',
    500: '#5bb7ec',
    950: '#000000',
  },
}

SCSS

$custom: #5bb7ec;
$custom-light: #96ccf2;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb7ec",
  "rgb": {
    "r": 91,
    "g": 183,
    "b": 236
  },
  "hsl": {
    "h": 201.931,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.74449,
    "c": 0.1163,
    "h": 236.5
  },
  "luminance": 0.42147
}

Semantic roles & 50–950 ramp

primary

#5BB7EC

secondary

#EBCBB8

accent

#570ADC

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #5BB7EC

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

Preview Lab → · Contrast checker → · Palette generator →