#2F3288#2F3288

#2F3288 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.1% C 0.140 H 275.6°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#2F3288
RGB	rgb(47, 50, 136)
HSL	hsl(238, 49%, 36%)
HSV	hsv(238, 65%, 53%)
CMYK	cmyk(65.4%, 63.2%, 0%, 46.7%)
CIE-LAB	lab(25.75, 27.15, -48.55)
CIE-LCH	lch(25.75, 55.62, 299.22°)
OKLab	oklab(37.09% 0.0138 -0.1398)
OKLCH	oklch(37.09% 0.14 275.6)
XYZ	xyz(6.7554, 4.6626, 23.8317)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3288 #88852F

analogous

#2F5E88 #2F3288 #582F88

triadic

#2F3288 #882F32 #32882F

tetradic

#2F3288 #882F5E #88852F #2F8858

square

#2F3288 #882F5E #88852F #2F8858

split-complementary

#2F3288 #88582F #5E882F

monochromatic

#10112D #1F215B #2F3288 #3F43B5 #676ACA

Accessibility & contrast

On white

10.87

#2F3288 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2F3288 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3288

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3288	#FFFFFF	#000000	##FFFFFF
##2F3288	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418B

Deuteranopia (green-blind)

#003986

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f3288;
/* rgb */ color: rgb(47, 50, 136);
/* oklch */ color: oklch(37.1% 0.140 275.6);

Tailwind

colors: {
  custom: {
    50: '#726aab',
    500: '#2f3288',
    950: '#000000',
  },
}

SCSS

$custom: #2f3288;
$custom-light: #726aab;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3288",
  "rgb": {
    "r": 47,
    "g": 50,
    "b": 136
  },
  "hsl": {
    "h": 237.978,
    "s": 48.634,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37091,
    "c": 0.14049,
    "h": 275.6
  },
  "luminance": 0.04663
}

Semantic roles & 50–950 ramp

primary

#2F3288

secondary

#B1AF61

accent

#D450D8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2F3288

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

Preview Lab → · Contrast checker → · Palette generator →