#2F59BB#2F59BB

#2F59BB is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.1% C 0.162 H 263.9°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#2F59BB
RGB	rgb(47, 89, 187)
HSL	hsl(222, 60%, 46%)
HSV	hsv(222, 75%, 73%)
CMYK	cmyk(74.9%, 52.4%, 0%, 26.7%)
CIE-LAB	lab(40.14, 20.25, -55.92)
CIE-LCH	lch(40.14, 59.47, 289.91°)
OKLab	oklab(49.11% -0.0171 -0.1609)
OKLCH	oklch(49.11% 0.162 263.9)
XYZ	xyz(13.7111, 11.3354, 48.4694)
Luminance	0.1134 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F59BB #BB912F

analogous

#2F9FBB #2F59BB #4B2FBB

triadic

#2F59BB #BB2F59 #59BB2F

tetradic

#2F59BB #BB2F9F #BB912F #2FBB4B

square

#2F59BB #BB2F9F #BB912F #2FBB4B

split-complementary

#2F59BB #BB4B2F #9FBB2F

monochromatic

#162A59 #23428A #2F59BB #537AD4 #84A0E0

Accessibility & contrast

On white

6.43

#2F59BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#2F59BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F59BB

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F59BB	#FFFFFF	#000000	##FFFFFF
##2F59BB	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1565BE

Deuteranopia (green-blind)

#0058B9

Tritanopia (blue-blind)

#007181

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f59bb;
/* rgb */ color: rgb(47, 89, 187);
/* oklch */ color: oklch(49.1% 0.162 263.9);

Tailwind

colors: {
  custom: {
    50: '#7b87d0',
    500: '#2f59bb',
    950: '#000000',
  },
}

SCSS

$custom: #2f59bb;
$custom-light: #7b87d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f59bb",
  "rgb": {
    "r": 47,
    "g": 89,
    "b": 187
  },
  "hsl": {
    "h": 222,
    "s": 59.829,
    "l": 45.882
  },
  "oklch": {
    "l": 0.49109,
    "c": 0.16186,
    "h": 263.9
  },
  "luminance": 0.11337
}

Semantic roles & 50–950 ramp

primary

#2F59BB

secondary

#C9B27C

accent

#B445E3

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2F59BB

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

Preview Lab → · Contrast checker → · Palette generator →