#5B98EF#5B98EF

#5B98EF is a light, vivid blue. Relative luminance 0.309; OKLCH L 67.8% C 0.144 H 257.4°. Best body text is #000000 at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#5B98EF
RGB	rgb(91, 152, 239)
HSL	hsl(215, 82%, 65%)
HSV	hsv(215, 62%, 94%)
CMYK	cmyk(61.9%, 36.4%, 0%, 6.3%)
CIE-LAB	lab(62.43, 6.54, -49.63)
CIE-LCH	lch(62.43, 50.06, 277.51°)
OKLab	oklab(67.77% -0.0314 -0.1408)
OKLCH	oklch(67.77% 0.144 257.4)
XYZ	xyz(31.1171, 30.9097, 85.9709)
Luminance	0.3091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B98EF #EFB25B

analogous

#5BE2EF #5B98EF #685BEF

triadic

#5B98EF #EF5B98 #98EF5B

tetradic

#5B98EF #EF5BE2 #EFB25B #5BEF68

square

#5B98EF #EF5BE2 #EFB25B #5BEF68

split-complementary

#5B98EF #EF685B #E2EF5B

monochromatic

#1259BD #2375EA #5B98EF #93BBF4 #CBDEFA

Accessibility & contrast

On white

2.92

#5B98EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.18

#5B98EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B98EF

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B98EF	#FFFFFF	#000000	##000000
##5B98EF	1.00	2.92	7.18	7.18
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.18	21.00	1.00	1.00
##000000	7.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#729FF3

Deuteranopia (green-blind)

#5E91ED

Tritanopia (blue-blind)

#00ACB8

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #5b98ef;
/* rgb */ color: rgb(91, 152, 239);
/* oklch */ color: oklch(67.8% 0.144 257.4);

Tailwind

colors: {
  custom: {
    50: '#96b5f4',
    500: '#5b98ef',
    950: '#000000',
  },
}

SCSS

$custom: #5b98ef;
$custom-light: #96b5f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b98ef",
  "rgb": {
    "r": 91,
    "g": 152,
    "b": 239
  },
  "hsl": {
    "h": 215.27,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.67775,
    "c": 0.14429,
    "h": 257.4
  },
  "luminance": 0.30913
}

Semantic roles & 50–950 ramp

primary

#5B98EF

secondary

#ECD7BA

accent

#8607DF

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #5B98EF

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

Preview Lab → · Contrast checker → · Palette generator →