#5B8EDD#5B8EDD

#5B8EDD is a light, vivid blue. Relative luminance 0.268; OKLCH L 64.6% C 0.131 H 258.9°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#5B8EDD
RGB	rgb(91, 142, 221)
HSL	hsl(216, 66%, 61%)
HSV	hsv(216, 59%, 87%)
CMYK	cmyk(58.8%, 35.7%, 0%, 13.3%)
CIE-LAB	lab(58.78, 6.50, -45.43)
CIE-LCH	lch(58.78, 45.89, 278.15°)
OKLab	oklab(64.64% -0.0253 -0.1286)
OKLCH	oklch(64.64% 0.131 258.9)
XYZ	xyz(27.0340, 26.7883, 72.1386)
Luminance	0.2679 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B8EDD #DDAA5B

analogous

#5BCFDD #5B8EDD #695BDD

triadic

#5B8EDD #DD5B8E #8EDD5B

tetradic

#5B8EDD #DD5BCF #DDAA5B #5BDD69

square

#5B8EDD #DD5BCF #DDAA5B #5BDD69

split-complementary

#5B8EDD #DD695B #CFDD5B

monochromatic

#21519D #2B6CD0 #5B8EDD #8EB1E8 #C0D4F2

Accessibility & contrast

On white

3.30

#5B8EDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.36

#5B8EDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B8EDD

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B8EDD	#FFFFFF	#000000	##000000
##5B8EDD	1.00	3.30	6.36	6.36
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.36	21.00	1.00	1.00
##000000	6.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D94E0

Deuteranopia (green-blind)

#5C88DB

Tritanopia (blue-blind)

#00A0AB

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #5b8edd;
/* rgb */ color: rgb(91, 142, 221);
/* oklch */ color: oklch(64.6% 0.131 258.9);

Tailwind

colors: {
  custom: {
    50: '#93aee8',
    500: '#5b8edd',
    950: '#000000',
  },
}

SCSS

$custom: #5b8edd;
$custom-light: #93aee8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b8edd",
  "rgb": {
    "r": 91,
    "g": 142,
    "b": 221
  },
  "hsl": {
    "h": 216.462,
    "s": 65.657,
    "l": 61.176
  },
  "oklch": {
    "l": 0.64639,
    "c": 0.13112,
    "h": 258.9
  },
  "luminance": 0.26791
}

Semantic roles & 50–950 ramp

primary

#5B8EDD

secondary

#E2CFB1

accent

#8618CE

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5B8EDD

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

Preview Lab → · Contrast checker → · Palette generator →