#5F91EC#5F91EC

#5F91EC is a light, vivid blue. Relative luminance 0.287; OKLCH L 66.3% C 0.146 H 261.5°. Best body text is #000000 at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#5F91EC
RGB	rgb(95, 145, 236)
HSL	hsl(219, 79%, 65%)
HSV	hsv(219, 60%, 93%)
CMYK	cmyk(59.7%, 38.6%, 0%, 7.5%)
CIE-LAB	lab(60.55, 10.40, -50.94)
CIE-LCH	lch(60.55, 51.99, 281.54°)
OKLab	oklab(66.31% -0.0216 -0.1447)
OKLCH	oklch(66.31% 0.146 261.5)
XYZ	xyz(29.9798, 28.7372, 83.3076)
Luminance	0.2874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F91EC #ECBA5F

analogous

#5FD8EC #5F91EC #735FEC

triadic

#5F91EC #EC5F91 #91EC5F

tetradic

#5F91EC #EC5FD8 #ECBA5F #5FEC73

square

#5F91EC #EC5FD8 #ECBA5F #5FEC73

split-complementary

#5F91EC #EC735F #D8EC5F

monochromatic

#1650BA #286BE6 #5F91EC #96B7F2 #CCDCF9

Accessibility & contrast

On white

3.11

#5F91EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.75

#5F91EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F91EC

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F91EC	#FFFFFF	#000000	##000000
##5F91EC	1.00	3.11	6.75	6.75
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.75	21.00	1.00	1.00
##000000	6.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A99F0

Deuteranopia (green-blind)

#578CEA

Tritanopia (blue-blind)

#00A5B3

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #5f91ec;
/* rgb */ color: rgb(95, 145, 236);
/* oklch */ color: oklch(66.3% 0.146 261.5);

Tailwind

colors: {
  custom: {
    50: '#97b0f2',
    500: '#5f91ec',
    950: '#000000',
  },
}

SCSS

$custom: #5f91ec;
$custom-light: #97b0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5f91ec",
  "rgb": {
    "r": 95,
    "g": 145,
    "b": 236
  },
  "hsl": {
    "h": 218.723,
    "s": 78.771,
    "l": 64.902
  },
  "oklch": {
    "l": 0.66313,
    "c": 0.14629,
    "h": 261.5
  },
  "luminance": 0.2874
}

Semantic roles & 50–950 ramp

primary

#5F91EC

secondary

#EBDABB

accent

#910ADB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1017

muted

#7E7F85

Preview Lab

Preview with #5F91EC

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

Preview Lab → · Contrast checker → · Palette generator →