#2D4B78#2D4B78

#2D4B78 is a dark, moderate blue. Relative luminance 0.069; OKLCH L 41.2% C 0.084 H 258.3°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#2D4B78
RGB	rgb(45, 75, 120)
HSL	hsl(216, 45%, 32%)
HSV	hsv(216, 63%, 47%)
CMYK	cmyk(62.5%, 37.5%, 0%, 52.9%)
CIE-LAB	lab(31.68, 3.93, -29.04)
CIE-LCH	lch(31.68, 29.30, 277.70°)
OKLab	oklab(41.21% -0.017 -0.0822)
OKLCH	oklch(41.21% 0.084 258.3)
XYZ	xyz(6.9872, 6.9455, 18.7381)
Luminance	0.0695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D4B78 #785A2D

analogous

#2D7178 #2D4B78 #342D78

triadic

#2D4B78 #782D4B #4B782D

tetradic

#2D4B78 #782D71 #785A2D #2D7834

square

#2D4B78 #782D71 #785A2D #2D7834

split-complementary

#2D4B78 #78342D #71782D

monochromatic

#0C131F #1C2F4B #2D4B78 #3E67A5 #5D86C2

Accessibility & contrast

On white

8.79

#2D4B78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2D4B78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D4B78

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D4B78	#FFFFFF	#000000	##FFFFFF
##2D4B78	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384E7A

Deuteranopia (green-blind)

#2E4777

Tritanopia (blue-blind)

#00555C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2d4b78;
/* rgb */ color: rgb(45, 75, 120);
/* oklch */ color: oklch(41.2% 0.084 258.3);

Tailwind

colors: {
  custom: {
    50: '#6d7d9f',
    500: '#2d4b78',
    950: '#000000',
  },
}

SCSS

$custom: #2d4b78;
$custom-light: #6d7d9f;
$custom-dark: #000000;

JSON

{
  "hex": "#2d4b78",
  "rgb": {
    "r": 45,
    "g": 75,
    "b": 120
  },
  "hsl": {
    "h": 216,
    "s": 45.455,
    "l": 32.353
  },
  "oklch": {
    "l": 0.41207,
    "c": 0.084,
    "h": 258.3
  },
  "luminance": 0.06946
}

Semantic roles & 50–950 ramp

primary

#2D4B78

secondary

#A98858

accent

#A153D5

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #2D4B78

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

Preview Lab → · Contrast checker → · Palette generator →