#2D30A5#2D30A5

#2D30A5 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.4% C 0.182 H 273.1°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#2D30A5
RGB	rgb(45, 48, 165)
HSL	hsl(239, 57%, 41%)
HSV	hsv(239, 73%, 65%)
CMYK	cmyk(72.7%, 70.9%, 0%, 35.3%)
CIE-LAB	lab(27.81, 38.45, -62.96)
CIE-LCH	lch(27.81, 73.77, 301.41°)
OKLab	oklab(39.37% 0.0099 -0.1821)
OKLCH	oklch(39.37% 0.182 273.1)
XYZ	xyz(8.9284, 5.3875, 36.1594)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D30A5 #A5A22D

analogous

#2D6CA5 #2D30A5 #662DA5

triadic

#2D30A5 #A52D30 #30A52D

tetradic

#2D30A5 #A52D6C #A5A22D #2DA566

square

#2D30A5 #A52D6C #A5A22D #2DA566

split-complementary

#2D30A5 #A5662D #6CA52D

monochromatic

#131445 #202275 #2D30A5 #4347CC #7376D9

Accessibility & contrast

On white

10.11

#2D30A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2D30A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D30A5

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D30A5	#FFFFFF	#000000	##FFFFFF
##2D30A5	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A9

Deuteranopia (green-blind)

#003CA3

Tritanopia (blue-blind)

#005067

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2d30a5;
/* rgb */ color: rgb(45, 48, 165);
/* oklch */ color: oklch(39.4% 0.182 273.1);

Tailwind

colors: {
  custom: {
    50: '#7869c1',
    500: '#2d30a5',
    950: '#000000',
  },
}

SCSS

$custom: #2d30a5;
$custom-light: #7869c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2d30a5",
  "rgb": {
    "r": 45,
    "g": 48,
    "b": 165
  },
  "hsl": {
    "h": 238.5,
    "s": 57.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.39373,
    "c": 0.18236,
    "h": 273.1
  },
  "luminance": 0.05388
}

Semantic roles & 50–950 ramp

primary

#2D30A5

secondary

#C1BE6D

accent

#DD47E0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2D30A5

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

Preview Lab → · Contrast checker → · Palette generator →