#2D3B79#2D3B79

#2D3B79 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.6% C 0.107 H 270.9°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#2D3B79
RGB	rgb(45, 59, 121)
HSL	hsl(229, 46%, 33%)
HSV	hsv(229, 63%, 47%)
CMYK	cmyk(62.8%, 51.2%, 0%, 52.5%)
CIE-LAB	lab(26.92, 15.14, -37.25)
CIE-LCH	lch(26.92, 40.21, 292.12°)
OKLab	oklab(37.57% 0.0017 -0.1065)
OKLCH	oklch(37.57% 0.107 270.9)
XYZ	xyz(6.0962, 5.0658, 18.7420)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3B79 #796B2D

analogous

#2D6179 #2D3B79 #452D79

triadic

#2D3B79 #792D3B #3B792D

tetradic

#2D3B79 #792D61 #796B2D #2D7945

square

#2D3B79 #792D61 #796B2D #2D7945

split-complementary

#2D3B79 #79452D #61792D

monochromatic

#0C0F20 #1C254C #2D3B79 #3E51A6 #5D70C3

Accessibility & contrast

On white

10.43

#2D3B79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#2D3B79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3B79

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3B79	#FFFFFF	#000000	##FFFFFF
##2D3B79	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B437B

Deuteranopia (green-blind)

#0C3C78

Tritanopia (blue-blind)

#004954

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2d3b79;
/* rgb */ color: rgb(45, 59, 121);
/* oklch */ color: oklch(37.6% 0.107 270.9);

Tailwind

colors: {
  custom: {
    50: '#6e70a0',
    500: '#2d3b79',
    950: '#000000',
  },
}

SCSS

$custom: #2d3b79;
$custom-light: #6e70a0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3b79",
  "rgb": {
    "r": 45,
    "g": 59,
    "b": 121
  },
  "hsl": {
    "h": 228.947,
    "s": 45.783,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37565,
    "c": 0.10656,
    "h": 270.9
  },
  "luminance": 0.05066
}

Semantic roles & 50–950 ramp

primary

#2D3B79

secondary

#A99A58

accent

#BD52D5

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#08070F

muted

#7B7A7E

Preview Lab

Preview with #2D3B79

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

Preview Lab → · Contrast checker → · Palette generator →