#2F59B9#2F59B9

#2F59B9 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.0% C 0.159 H 263.7°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#2F59B9
RGB	rgb(47, 89, 185)
HSL	hsl(222, 59%, 45%)
HSV	hsv(222, 75%, 73%)
CMYK	cmyk(74.6%, 51.9%, 0%, 27.5%)
CIE-LAB	lab(40.00, 19.49, -54.97)
CIE-LCH	lch(40.00, 58.33, 289.52°)
OKLab	oklab(48.96% -0.0173 -0.1582)
OKLCH	oklch(48.96% 0.159 263.7)
XYZ	xyz(13.4985, 11.2504, 47.3497)
Luminance	0.1125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F59B9 #B98F2F

analogous

#2F9EB9 #2F59B9 #4A2FB9

triadic

#2F59B9 #B92F59 #59B92F

tetradic

#2F59B9 #B92F9E #B98F2F #2FB94A

square

#2F59B9 #B92F9E #B98F2F #2FB94A

split-complementary

#2F59B9 #B94A2F #9EB92F

monochromatic

#162A57 #234288 #2F59B9 #5279D3 #839FDF

Accessibility & contrast

On white

6.46

#2F59B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#2F59B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F59B9

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F59B9	#FFFFFF	#000000	##FFFFFF
##2F59B9	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A65BC

Deuteranopia (green-blind)

#0058B7

Tritanopia (blue-blind)

#007080

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2f59b9;
/* rgb */ color: rgb(47, 89, 185);
/* oklch */ color: oklch(49.0% 0.159 263.7);

Tailwind

colors: {
  custom: {
    50: '#7b87cf',
    500: '#2f59b9',
    950: '#000000',
  },
}

SCSS

$custom: #2f59b9;
$custom-light: #7b87cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f59b9",
  "rgb": {
    "r": 47,
    "g": 89,
    "b": 185
  },
  "hsl": {
    "h": 221.739,
    "s": 59.483,
    "l": 45.49
  },
  "oklch": {
    "l": 0.48957,
    "c": 0.15913,
    "h": 263.7
  },
  "luminance": 0.11252
}

Semantic roles & 50–950 ramp

primary

#2F59B9

secondary

#C9B17B

accent

#B345E3

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2F59B9

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

Preview Lab → · Contrast checker → · Palette generator →