#2D3371#2D3371

#2D3371 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 35.2% C 0.106 H 275.4°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#2D3371
RGB	rgb(45, 51, 113)
HSL	hsl(235, 43%, 31%)
HSV	hsv(235, 60%, 44%)
CMYK	cmyk(60.2%, 54.9%, 0%, 55.7%)
CIE-LAB	lab(24.06, 17.71, -36.78)
CIE-LCH	lch(24.06, 40.82, 295.71°)
OKLab	oklab(35.22% 0.01 -0.1053)
OKLCH	oklch(35.22% 0.106 275.4)
XYZ	xyz(5.2457, 4.1174, 16.1379)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3371 #716B2D

analogous

#2D5571 #2D3371 #492D71

triadic

#2D3371 #712D33 #33712D

tetradic

#2D3371 #712D55 #716B2D #2D7149

square

#2D3371 #712D55 #716B2D #2D7149

split-complementary

#2D3371 #71492D #55712D

monochromatic

#0A0B19 #1C1F45 #2D3371 #3E479D #5B64BE

Accessibility & contrast

On white

11.52

#2D3371 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#2D3371 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3371

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3371	#FFFFFF	#000000	##FFFFFF
##2D3371	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#103C73

Deuteranopia (green-blind)

#023670

Tritanopia (blue-blind)

#03414C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2d3371;
/* rgb */ color: rgb(45, 51, 113);
/* oklch */ color: oklch(35.2% 0.106 275.4);

Tailwind

colors: {
  custom: {
    50: '#6d6a9a',
    500: '#2d3371',
    950: '#000000',
  },
}

SCSS

$custom: #2d3371;
$custom-light: #6d6a9a;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3371",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 113
  },
  "hsl": {
    "h": 234.706,
    "s": 43.038,
    "l": 30.98
  },
  "oklch": {
    "l": 0.35219,
    "c": 0.10573,
    "h": 275.4
  },
  "luminance": 0.04118
}

Semantic roles & 50–950 ramp

primary

#2D3371

secondary

#A39C57

accent

#C855D3

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2D3371

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

Preview Lab → · Contrast checker → · Palette generator →