#5BB7EF#5BB7EF

#5BB7EF is a light, moderate cyan. Relative luminance 0.423; OKLCH L 74.6% C 0.119 H 238.0°. Best body text is #000000 at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#5BB7EF
RGB	rgb(91, 183, 239)
HSL	hsl(203, 82%, 65%)
HSV	hsv(203, 62%, 94%)
CMYK	cmyk(61.9%, 23.4%, 0%, 6.3%)
CIE-LAB	lab(71.09, -10.89, -36.05)
CIE-LCH	lch(71.09, 37.66, 253.18°)
OKLab	oklab(74.59% -0.0632 -0.1011)
OKLCH	oklch(74.59% 0.119 238)
XYZ	xyz(36.8219, 42.3195, 87.8726)
Luminance	0.4232 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB7EF #EF935B

analogous

#5BEFDD #5BB7EF #5B6DEF

triadic

#5BB7EF #EF5BB7 #B7EF5B

tetradic

#5BB7EF #DD5BEF #EF935B #6DEF5B

square

#5BB7EF #DD5BEF #EF935B #6DEF5B

split-complementary

#5BB7EF #EF5B6D #EFDD5B

monochromatic

#127DBD #239FEA #5BB7EF #93CFF4 #CBE8FA

Accessibility & contrast

On white

2.22

#5BB7EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.46

#5BB7EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB7EF

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB7EF	#FFFFFF	#000000	##000000
##5BB7EF	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)

#9DB6F2

Deuteranopia (green-blind)

#89A7EE

Tritanopia (blue-blind)

#00C5CA

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #5bb7ef;
/* rgb */ color: rgb(91, 183, 239);
/* oklch */ color: oklch(74.6% 0.119 238.0);

Tailwind

colors: {
  custom: {
    50: '#96ccf4',
    500: '#5bb7ef',
    950: '#000000',
  },
}

SCSS

$custom: #5bb7ef;
$custom-light: #96ccf4;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb7ef",
  "rgb": {
    "r": 91,
    "g": 183,
    "b": 239
  },
  "hsl": {
    "h": 202.703,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.74585,
    "c": 0.11925,
    "h": 238
  },
  "luminance": 0.42323
}

Semantic roles & 50–950 ramp

primary

#5BB7EF

secondary

#ECCDBA

accent

#5907DF

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0F1317

muted

#7E8285

Preview Lab

Preview with #5BB7EF

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

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