#5B9BE0#5B9BE0

#5B9BE0 is a light, vivid cyan. Relative luminance 0.310; OKLCH L 67.6% C 0.122 H 251.7°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#5B9BE0
RGB	rgb(91, 155, 224)
HSL	hsl(211, 68%, 62%)
HSV	hsv(211, 59%, 88%)
CMYK	cmyk(59.4%, 30.8%, 0%, 12.2%)
CIE-LAB	lab(62.55, -0.09, -41.16)
CIE-LCH	lch(62.55, 41.16, 269.88°)
OKLab	oklab(67.63% -0.0384 -0.1161)
OKLCH	oklch(67.63% 0.122 251.7)
XYZ	xyz(29.4854, 31.0460, 74.9452)
Luminance	0.3105 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9BE0 #E0A05B

analogous

#5BDDE0 #5B9BE0 #5E5BE0

triadic

#5B9BE0 #E05B9B #9BE05B

tetradic

#5B9BE0 #E05BDD #E0A05B #5BE05E

square

#5B9BE0 #E05BDD #E0A05B #5BE05E

split-complementary

#5B9BE0 #E05E5B #DDE05B

monochromatic

#1F5EA2 #287CD5 #5B9BE0 #8EBAEA #C2DAF3

Accessibility & contrast

On white

2.91

#5B9BE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#5B9BE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B9BE0

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9BE0	#FFFFFF	#000000	##000000
##5B9BE0	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E9EE3

Deuteranopia (green-blind)

#6C91DF

Tritanopia (blue-blind)

#00ABB4

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #5b9be0;
/* rgb */ color: rgb(91, 155, 224);
/* oklch */ color: oklch(67.6% 0.122 251.7);

Tailwind

colors: {
  custom: {
    50: '#94b8ea',
    500: '#5b9be0',
    950: '#000000',
  },
}

SCSS

$custom: #5b9be0;
$custom-light: #94b8ea;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9be0",
  "rgb": {
    "r": 91,
    "g": 155,
    "b": 224
  },
  "hsl": {
    "h": 211.128,
    "s": 68.205,
    "l": 61.765
  },
  "oklch": {
    "l": 0.6763,
    "c": 0.12231,
    "h": 251.7
  },
  "luminance": 0.31049
}

Semantic roles & 50–950 ramp

primary

#5B9BE0

secondary

#E4CCB3

accent

#7615D0

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5B9BE0

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

Preview Lab → · Contrast checker → · Palette generator →