#2D308D#2D308D

#2D308D is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.0% C 0.151 H 274.8°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#2D308D
RGB	rgb(45, 48, 141)
HSL	hsl(238, 52%, 36%)
HSV	hsv(238, 68%, 55%)
CMYK	cmyk(68.1%, 66%, 0%, 44.7%)
CIE-LAB	lab(25.55, 29.96, -51.99)
CIE-LCH	lch(25.55, 60.01, 299.95°)
OKLab	oklab(37.04% 0.0127 -0.15)
OKLCH	oklch(37.04% 0.151 274.8)
XYZ	xyz(6.9453, 4.5943, 25.7149)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D308D #8D8A2D

analogous

#2D608D #2D308D #5A2D8D

triadic

#2D308D #8D2D30 #308D2D

tetradic

#2D308D #8D2D60 #8D8A2D #2D8D5A

square

#2D308D #8D2D60 #8D8A2D #2D8D5A

split-complementary

#2D308D #8D5A2D #608D2D

monochromatic

#0F1030 #1E205F #2D308D #3C40BB #6669CE

Accessibility & contrast

On white

10.94

#2D308D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2D308D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D308D

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D308D	#FFFFFF	#000000	##FFFFFF
##2D308D	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004190

Deuteranopia (green-blind)

#00388B

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2d308d;
/* rgb */ color: rgb(45, 48, 141);
/* oklch */ color: oklch(37.0% 0.151 274.8);

Tailwind

colors: {
  custom: {
    50: '#7368af',
    500: '#2d308d',
    950: '#000000',
  },
}

SCSS

$custom: #2d308d;
$custom-light: #7368af;
$custom-dark: #000000;

JSON

{
  "hex": "#2d308d",
  "rgb": {
    "r": 45,
    "g": 48,
    "b": 141
  },
  "hsl": {
    "h": 238.125,
    "s": 51.613,
    "l": 36.471
  },
  "oklch": {
    "l": 0.3704,
    "c": 0.15053,
    "h": 274.8
  },
  "luminance": 0.04595
}

Semantic roles & 50–950 ramp

primary

#2D308D

secondary

#B5B261

accent

#D74DDB

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2D308D

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

Preview Lab → · Contrast checker → · Palette generator →