#2D3688#2D3688

#2D3688 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.7% C 0.136 H 273.2°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#2D3688
RGB	rgb(45, 54, 136)
HSL	hsl(234, 50%, 35%)
HSV	hsv(234, 67%, 53%)
CMYK	cmyk(66.9%, 60.3%, 0%, 46.7%)
CIE-LAB	lab(26.66, 24.14, -47.07)
CIE-LCH	lch(26.66, 52.90, 297.15°)
OKLab	oklab(37.73% 0.0077 -0.1355)
OKLCH	oklch(37.73% 0.136 273.2)
XYZ	xyz(6.8438, 4.9732, 23.8870)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3688 #887F2D

analogous

#2D6388 #2D3688 #512D88

triadic

#2D3688 #882D36 #36882D

tetradic

#2D3688 #882D63 #887F2D #2D8851

square

#2D3688 #882D63 #887F2D #2D8851

split-complementary

#2D3688 #88512D #63882D

monochromatic

#0F112C #1E245A #2D3688 #3C48B6 #646ECC

Accessibility & contrast

On white

10.53

#2D3688 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2D3688 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3688

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3688	#FFFFFF	#000000	##FFFFFF
##2D3688	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438B

Deuteranopia (green-blind)

#003B86

Tritanopia (blue-blind)

#004A59

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2d3688;
/* rgb */ color: rgb(45, 54, 136);
/* oklch */ color: oklch(37.7% 0.136 273.2);

Tailwind

colors: {
  custom: {
    50: '#716dab',
    500: '#2d3688',
    950: '#000000',
  },
}

SCSS

$custom: #2d3688;
$custom-light: #716dab;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3688",
  "rgb": {
    "r": 45,
    "g": 54,
    "b": 136
  },
  "hsl": {
    "h": 234.066,
    "s": 50.276,
    "l": 35.49
  },
  "oklch": {
    "l": 0.37726,
    "c": 0.13573,
    "h": 273.2
  },
  "luminance": 0.04974
}

Semantic roles & 50–950 ramp

primary

#2D3688

secondary

#B2AA5F

accent

#CC4EDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2D3688

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

Preview Lab → · Contrast checker → · Palette generator →