#2D3C81#2D3C81

#2D3C81 is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.4% C 0.117 H 270.7°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#2D3C81
RGB	rgb(45, 60, 129)
HSL	hsl(229, 48%, 34%)
HSV	hsv(229, 65%, 51%)
CMYK	cmyk(65.1%, 53.5%, 0%, 49.4%)
CIE-LAB	lab(27.77, 17.44, -40.90)
CIE-LCH	lch(27.77, 44.46, 293.09°)
OKLab	oklab(38.39% 0.0015 -0.1173)
OKLCH	oklch(38.39% 0.117 270.7)
XYZ	xyz(6.6592, 5.3740, 21.4510)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3C81 #81722D

analogous

#2D6681 #2D3C81 #482D81

triadic

#2D3C81 #812D3C #3C812D

tetradic

#2D3C81 #812D66 #81722D #2D8148

square

#2D3C81 #812D66 #81722D #2D8148

split-complementary

#2D3C81 #81482D #66812D

monochromatic

#0D1226 #1D2754 #2D3C81 #3D51AE #6173C8

Accessibility & contrast

On white

10.12

#2D3C81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2D3C81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3C81

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3C81	#FFFFFF	#000000	##FFFFFF
##2D3C81	1.00	10.12	2.08	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#134583

Deuteranopia (green-blind)

#003E80

Tritanopia (blue-blind)

#004C58

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2d3c81;
/* rgb */ color: rgb(45, 60, 129);
/* oklch */ color: oklch(38.4% 0.117 270.7);

Tailwind

colors: {
  custom: {
    50: '#6f71a6',
    500: '#2d3c81',
    950: '#000000',
  },
}

SCSS

$custom: #2d3c81;
$custom-light: #6f71a6;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3c81",
  "rgb": {
    "r": 45,
    "g": 60,
    "b": 129
  },
  "hsl": {
    "h": 229.286,
    "s": 48.276,
    "l": 34.118
  },
  "oklch": {
    "l": 0.38393,
    "c": 0.11728,
    "h": 270.7
  },
  "luminance": 0.05375
}

Semantic roles & 50–950 ramp

primary

#2D3C81

secondary

#AE9F5C

accent

#C050D8

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #2D3C81

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

Preview Lab → · Contrast checker → · Palette generator →