#2F3287#2F3287

#2F3287 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.0% C 0.139 H 275.7°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#2F3287
RGB	rgb(47, 50, 135)
HSL	hsl(238, 48%, 36%)
HSV	hsv(238, 65%, 53%)
CMYK	cmyk(65.2%, 63%, 0%, 47.1%)
CIE-LAB	lab(25.67, 26.79, -48.06)
CIE-LCH	lch(25.67, 55.02, 299.14°)
OKLab	oklab(37% 0.0138 -0.1384)
OKLCH	oklch(37% 0.139 275.7)
XYZ	xyz(6.6846, 4.6343, 23.4592)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3287 #87842F

analogous

#2F5E87 #2F3287 #582F87

triadic

#2F3287 #872F32 #32872F

tetradic

#2F3287 #872F5E #87842F #2F8758

square

#2F3287 #872F5E #87842F #2F8758

split-complementary

#2F3287 #87582F #5E872F

monochromatic

#0F102C #1F215A #2F3287 #3F43B4 #666ACA

Accessibility & contrast

On white

10.90

#2F3287 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2F3287 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3287

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3287	#FFFFFF	#000000	##FFFFFF
##2F3287	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418A

Deuteranopia (green-blind)

#003985

Tritanopia (blue-blind)

#004757

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f3287;
/* rgb */ color: rgb(47, 50, 135);
/* oklch */ color: oklch(37.0% 0.139 275.7);

Tailwind

colors: {
  custom: {
    50: '#726aab',
    500: '#2f3287',
    950: '#000000',
  },
}

SCSS

$custom: #2f3287;
$custom-light: #726aab;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3287",
  "rgb": {
    "r": 47,
    "g": 50,
    "b": 135
  },
  "hsl": {
    "h": 237.955,
    "s": 48.352,
    "l": 35.686
  },
  "oklch": {
    "l": 0.37003,
    "c": 0.13907,
    "h": 275.7
  },
  "luminance": 0.04635
}

Semantic roles & 50–950 ramp

primary

#2F3287

secondary

#B1AE61

accent

#D350D8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2F3287

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

Preview Lab → · Contrast checker → · Palette generator →