#2D30A9#2D30A9

#2D30A9 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.8% C 0.187 H 272.9°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#2D30A9
RGB	rgb(45, 48, 169)
HSL	hsl(239, 58%, 42%)
HSV	hsv(239, 73%, 66%)
CMYK	cmyk(73.4%, 71.6%, 0%, 33.7%)
CIE-LAB	lab(28.21, 39.83, -64.72)
CIE-LCH	lch(28.21, 76.00, 301.61°)
OKLab	oklab(39.78% 0.0094 -0.1872)
OKLCH	oklch(39.78% 0.187 272.9)
XYZ	xyz(9.2982, 5.5354, 38.1068)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D30A9 #A9A62D

analogous

#2D6EA9 #2D30A9 #682DA9

triadic

#2D30A9 #A92D30 #30A92D

tetradic

#2D30A9 #A92D6E #A9A62D #2DA968

square

#2D30A9 #A92D6E #A9A62D #2DA968

split-complementary

#2D30A9 #A9682D #6EA92D

monochromatic

#131548 #202279 #2D30A9 #4649CE #7678DA

Accessibility & contrast

On white

9.97

#2D30A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2D30A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D30A9

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D30A9	#FFFFFF	#000000	##FFFFFF
##2D30A9	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AD

Deuteranopia (green-blind)

#003DA7

Tritanopia (blue-blind)

#005269

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2d30a9;
/* rgb */ color: rgb(45, 48, 169);
/* oklch */ color: oklch(39.8% 0.187 272.9);

Tailwind

colors: {
  custom: {
    50: '#7969c4',
    500: '#2d30a9',
    950: '#000000',
  },
}

SCSS

$custom: #2d30a9;
$custom-light: #7969c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2d30a9",
  "rgb": {
    "r": 45,
    "g": 48,
    "b": 169
  },
  "hsl": {
    "h": 238.548,
    "s": 57.944,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39778,
    "c": 0.18745,
    "h": 272.9
  },
  "luminance": 0.05536
}

Semantic roles & 50–950 ramp

primary

#2D30A9

secondary

#C2C06F

accent

#DD47E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2D30A9

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

Preview Lab → · Contrast checker → · Palette generator →