#2F3590#2F3590

#2F3590 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.4% C 0.148 H 274.2°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#2F3590
RGB	rgb(47, 53, 144)
HSL	hsl(236, 51%, 37%)
HSV	hsv(236, 67%, 56%)
CMYK	cmyk(67.4%, 63.2%, 0%, 43.5%)
CIE-LAB	lab(27.20, 28.06, -51.15)
CIE-LCH	lch(27.20, 58.34, 298.75°)
OKLab	oklab(38.37% 0.0108 -0.1474)
OKLCH	oklch(38.37% 0.148 274.2)
XYZ	xyz(7.4778, 5.1635, 26.9827)
Luminance	0.0516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3590 #908A2F

analogous

#2F6590 #2F3590 #5A2F90

triadic

#2F3590 #902F35 #35902F

tetradic

#2F3590 #902F65 #908A2F #2F905A

square

#2F3590 #902F65 #908A2F #2F905A

split-complementary

#2F3590 #905A2F #65902F

monochromatic

#111334 #202462 #2F3590 #3E46BE #6B71CF

Accessibility & contrast

On white

10.33

#2F3590 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2F3590 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3590

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3590	#FFFFFF	#000000	##FFFFFF
##2F3590	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004593

Deuteranopia (green-blind)

#003C8E

Tritanopia (blue-blind)

#004C5D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2f3590;
/* rgb */ color: rgb(47, 53, 144);
/* oklch */ color: oklch(38.4% 0.148 274.2);

Tailwind

colors: {
  custom: {
    50: '#746cb1',
    500: '#2f3590',
    950: '#000000',
  },
}

SCSS

$custom: #2f3590;
$custom-light: #746cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3590",
  "rgb": {
    "r": 47,
    "g": 53,
    "b": 144
  },
  "hsl": {
    "h": 236.289,
    "s": 50.785,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38366,
    "c": 0.14782,
    "h": 274.2
  },
  "luminance": 0.05164
}

Semantic roles & 50–950 ramp

primary

#2F3590

secondary

#B6B165

accent

#D24EDA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2F3590

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

Preview Lab → · Contrast checker → · Palette generator →