#2D306A#2D306A

#2D306A is a dark, moderate blue. Relative luminance 0.037; OKLCH L 34.0% C 0.099 H 277.5°. Best body text is #FFFFFF at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#2D306A
RGB	rgb(45, 48, 106)
HSL	hsl(237, 40%, 30%)
HSV	hsv(237, 58%, 42%)
CMYK	cmyk(57.5%, 54.7%, 0%, 58.4%)
CIE-LAB	lab(22.70, 17.25, -34.47)
CIE-LCH	lch(22.70, 38.54, 296.58°)
OKLab	oklab(34.03% 0.013 -0.0985)
OKLCH	oklch(34.03% 0.099 277.5)
XYZ	xyz(4.7398, 3.7121, 14.0996)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D306A #6A672D

analogous

#2D4F6A #2D306A #492D6A

triadic

#2D306A #6A2D30 #306A2D

tetradic

#2D306A #6A2D4F #6A672D #2D6A49

square

#2D306A #6A2D4F #6A672D #2D6A49

split-complementary

#2D306A #6A492D #4F6A2D

monochromatic

#090A15 #1B1D3F #2D306A #3F4395 #595EB8

Accessibility & contrast

On white

12.05

#2D306A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#2D306A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D306A

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D306A	#FFFFFF	#000000	##FFFFFF
##2D306A	1.00	12.05	1.74	12.05
#FFFFFF	12.05	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11396C

Deuteranopia (green-blind)

#073469

Tritanopia (blue-blind)

#0F3D48

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2d306a;
/* rgb */ color: rgb(45, 48, 106);
/* oklch */ color: oklch(34.0% 0.099 277.5);

Tailwind

colors: {
  custom: {
    50: '#6c6895',
    500: '#2d306a',
    950: '#000000',
  },
}

SCSS

$custom: #2d306a;
$custom-light: #6c6895;
$custom-dark: #000000;

JSON

{
  "hex": "#2d306a",
  "rgb": {
    "r": 45,
    "g": 48,
    "b": 106
  },
  "hsl": {
    "h": 237.049,
    "s": 40.397,
    "l": 29.608
  },
  "oklch": {
    "l": 0.34035,
    "c": 0.09934,
    "h": 277.5
  },
  "luminance": 0.03712
}

Semantic roles & 50–950 ramp

primary

#2D306A

secondary

#9C9857

accent

#CA58D0

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060D

muted

#7A7A7E

Preview Lab

Preview with #2D306A

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

Preview Lab → · Contrast checker → · Palette generator →