#5F9BF4#5F9BF4

#5F9BF4 is a light, vivid blue. Relative luminance 0.324; OKLCH L 68.9% C 0.146 H 258.1°. Best body text is #000000 at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#5F9BF4
RGB	rgb(95, 155, 244)
HSL	hsl(216, 87%, 66%)
HSV	hsv(216, 61%, 96%)
CMYK	cmyk(61.1%, 36.5%, 0%, 4.3%)
CIE-LAB	lab(63.68, 7.15, -50.39)
CIE-LCH	lch(63.68, 50.90, 278.08°)
OKLab	oklab(68.87% -0.0301 -0.143)
OKLCH	oklch(68.87% 0.146 258.1)
XYZ	xyz(32.7640, 32.4042, 90.0984)
Luminance	0.3241 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F9BF4 #F4B85F

analogous

#5FE6F4 #5F9BF4 #6E5FF4

triadic

#5F9BF4 #F45F9B #9BF45F

tetradic

#5F9BF4 #F45FE6 #F4B85F #5FF46E

square

#5F9BF4 #F45FE6 #F4B85F #5FF46E

split-complementary

#5F9BF4 #F46E5F #E6F45F

monochromatic

#0E5ACB #2677F0 #5F9BF4 #98BFF8 #D2E3FC

Accessibility & contrast

On white

2.81

#5F9BF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.48

#5F9BF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5F9BF4

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F9BF4	#FFFFFF	#000000	##000000
##5F9BF4	1.00	2.81	7.48	7.48
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.48	21.00	1.00	1.00
##000000	7.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#75A2F8

Deuteranopia (green-blind)

#6094F2

Tritanopia (blue-blind)

#00AFBC

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #5f9bf4;
/* rgb */ color: rgb(95, 155, 244);
/* oklch */ color: oklch(68.9% 0.146 258.1);

Tailwind

colors: {
  custom: {
    50: '#98b8f8',
    500: '#5f9bf4',
    950: '#000000',
  },
}

SCSS

$custom: #5f9bf4;
$custom-light: #98b8f8;
$custom-dark: #000000;

JSON

{
  "hex": "#5f9bf4",
  "rgb": {
    "r": 95,
    "g": 155,
    "b": 244
  },
  "hsl": {
    "h": 215.839,
    "s": 87.135,
    "l": 66.471
  },
  "oklch": {
    "l": 0.68873,
    "c": 0.14611,
    "h": 258.1
  },
  "luminance": 0.32407
}

Semantic roles & 50–950 ramp

primary

#5F9BF4

secondary

#F0DCBF

accent

#8902E4

background

#FAFBFF

surface

#F3F6FF

border

#CDD0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #5F9BF4

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

Preview Lab → · Contrast checker → · Palette generator →