#2D4580#2D4580

#2D4580 is a dark, moderate blue. Relative luminance 0.064; OKLCH L 40.3% C 0.104 H 265.4°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#2D4580
RGB	rgb(45, 69, 128)
HSL	hsl(223, 48%, 34%)
HSV	hsv(223, 65%, 50%)
CMYK	cmyk(64.8%, 46.1%, 0%, 49.8%)
CIE-LAB	lab(30.33, 10.92, -36.17)
CIE-LCH	lch(30.33, 37.78, 286.80°)
OKLab	oklab(40.32% -0.0083 -0.1032)
OKLCH	oklch(40.32% 0.104 265.4)
XYZ	xyz(7.1052, 6.3720, 21.2734)
Luminance	0.0637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D4580 #80682D

analogous

#2D6F80 #2D4580 #3F2D80

triadic

#2D4580 #802D45 #45802D

tetradic

#2D4580 #802D6F #80682D #2D803F

square

#2D4580 #802D6F #80682D #2D803F

split-complementary

#2D4580 #803F2D #6F802D

monochromatic

#0D1425 #1D2D53 #2D4580 #3D5DAD #607EC7

Accessibility & contrast

On white

9.23

#2D4580 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2D4580 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D4580

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D4580	#FFFFFF	#000000	##FFFFFF
##2D4580	1.00	9.23	2.27	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294B82

Deuteranopia (green-blind)

#1C447F

Tritanopia (blue-blind)

#00525C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2d4580;
/* rgb */ color: rgb(45, 69, 128);
/* oklch */ color: oklch(40.3% 0.104 265.4);

Tailwind

colors: {
  custom: {
    50: '#6f78a5',
    500: '#2d4580',
    950: '#000000',
  },
}

SCSS

$custom: #2d4580;
$custom-light: #6f78a5;
$custom-dark: #000000;

JSON

{
  "hex": "#2d4580",
  "rgb": {
    "r": 45,
    "g": 69,
    "b": 128
  },
  "hsl": {
    "h": 222.651,
    "s": 47.977,
    "l": 33.922
  },
  "oklch": {
    "l": 0.40318,
    "c": 0.10357,
    "h": 265.4
  },
  "luminance": 0.06373
}

Semantic roles & 50–950 ramp

primary

#2D4580

secondary

#AE965B

accent

#B050D8

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #2D4580

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

Preview Lab → · Contrast checker → · Palette generator →