#5F71BB#5F71BB

#5F71BB is a mid, moderate blue. Relative luminance 0.178; OKLCH L 56.8% C 0.116 H 271.9°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#5F71BB
RGB	rgb(95, 113, 187)
HSL	hsl(228, 40%, 55%)
HSV	hsv(228, 49%, 73%)
CMYK	cmyk(49.2%, 39.6%, 0%, 26.7%)
CIE-LAB	lab(49.29, 13.94, -41.13)
CIE-LCH	lch(49.29, 43.42, 288.72°)
OKLab	oklab(56.79% 0.0039 -0.1163)
OKLCH	oklch(56.79% 0.116 271.9)
XYZ	xyz(19.5912, 17.8298, 49.4132)
Luminance	0.1783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F71BB #BBA95F

analogous

#5F9FBB #5F71BB #7B5FBB

triadic

#5F71BB #BB5F71 #71BB5F

tetradic

#5F71BB #BB5F9F #BBA95F #5FBB7B

square

#5F71BB #BB5F9F #BBA95F #5FBB7B

split-complementary

#5F71BB #BB7B5F #9FBB5F

monochromatic

#303C70 #42539B #5F71BB #8A97CD #B5BDE0

Accessibility & contrast

On white

4.60

#5F71BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#5F71BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5F71BB

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F71BB	#FFFFFF	#000000	##FFFFFF
##5F71BB	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5479BE

Deuteranopia (green-blind)

#4B71B9

Tritanopia (blue-blind)

#3A818D

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5f71bb;
/* rgb */ color: rgb(95, 113, 187);
/* oklch */ color: oklch(56.8% 0.116 271.9);

Tailwind

colors: {
  custom: {
    50: '#9299d0',
    500: '#5f71bb',
    950: '#000000',
  },
}

SCSS

$custom: #5f71bb;
$custom-light: #9299d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5f71bb",
  "rgb": {
    "r": 95,
    "g": 113,
    "b": 187
  },
  "hsl": {
    "h": 228.261,
    "s": 40.351,
    "l": 55.294
  },
  "oklch": {
    "l": 0.5679,
    "c": 0.11633,
    "h": 271.9
  },
  "luminance": 0.17831
}

Semantic roles & 50–950 ramp

primary

#5F71BB

secondary

#CEC7A8

accent

#B958D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #5F71BB

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

Preview Lab → · Contrast checker → · Palette generator →