#2D4F81#2D4F81

#2D4F81 is a dark, moderate blue. Relative luminance 0.077; OKLCH L 42.7% C 0.093 H 258.0°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#2D4F81
RGB	rgb(45, 79, 129)
HSL	hsl(216, 48%, 34%)
HSV	hsv(216, 65%, 51%)
CMYK	cmyk(65.1%, 38.8%, 0%, 49.4%)
CIE-LAB	lab(33.42, 4.62, -31.87)
CIE-LCH	lch(33.42, 32.20, 278.24°)
OKLab	oklab(42.73% -0.0193 -0.0905)
OKLCH	oklch(42.73% 0.093 258)
XYZ	xyz(7.8392, 7.7341, 21.8443)
Luminance	0.0774 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D4F81 #815F2D

analogous

#2D7981 #2D4F81 #352D81

triadic

#2D4F81 #812D4F #4F812D

tetradic

#2D4F81 #812D79 #815F2D #2D8135

square

#2D4F81 #812D79 #815F2D #2D8135

split-complementary

#2D4F81 #81352D #79812D

monochromatic

#0D1726 #1D3354 #2D4F81 #3D6BAE #618AC8

Accessibility & contrast

On white

8.24

#2D4F81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#2D4F81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D4F81

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D4F81	#FFFFFF	#000000	##FFFFFF
##2D4F81	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#395383

Deuteranopia (green-blind)

#2E4B80

Tritanopia (blue-blind)

#005A62

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2d4f81;
/* rgb */ color: rgb(45, 79, 129);
/* oklch */ color: oklch(42.7% 0.093 258.0);

Tailwind

colors: {
  custom: {
    50: '#6f80a6',
    500: '#2d4f81',
    950: '#000000',
  },
}

SCSS

$custom: #2d4f81;
$custom-light: #6f80a6;
$custom-dark: #000000;

JSON

{
  "hex": "#2d4f81",
  "rgb": {
    "r": 45,
    "g": 79,
    "b": 129
  },
  "hsl": {
    "h": 215.714,
    "s": 48.276,
    "l": 34.118
  },
  "oklch": {
    "l": 0.42727,
    "c": 0.09252,
    "h": 258
  },
  "luminance": 0.07735
}

Semantic roles & 50–950 ramp

primary

#2D4F81

secondary

#AE8D5C

accent

#A150D8

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #2D4F81

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

Preview Lab → · Contrast checker → · Palette generator →