#2730BD#2730BD

#2730BD is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 41.6% C 0.214 H 270.0°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#2730BD
RGB	rgb(39, 48, 189)
HSL	hsl(236, 66%, 45%)
HSV	hsv(236, 79%, 74%)
CMYK	cmyk(79.4%, 74.6%, 0%, 25.9%)
CIE-LAB	lab(29.96, 46.13, -73.77)
CIE-LCH	lch(29.96, 87.01, 302.02°)
OKLab	oklab(41.56% -0.0002 -0.2137)
OKLCH	oklch(41.56% 0.214 270)
XYZ	xyz(11.0758, 6.2181, 48.7507)
Luminance	0.0622 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2730BD #BDB427

analogous

#277BBD #2730BD #6927BD

triadic

#2730BD #BD2730 #30BD27

tetradic

#2730BD #BD277B #BDB427 #27BD69

square

#2730BD #BD277B #BDB427 #27BD69

split-complementary

#2730BD #BD6927 #7BBD27

monochromatic

#121658 #1D238A #2730BD #4851D9 #7B81E4

Accessibility & contrast

On white

9.36

#2730BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#2730BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2730BD

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2730BD	#FFFFFF	#000000	##FFFFFF
##2730BD	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC1

Deuteranopia (green-blind)

#003FBB

Tritanopia (blue-blind)

#005974

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2730bd;
/* rgb */ color: rgb(39, 48, 189);
/* oklch */ color: oklch(41.6% 0.214 270.0);

Tailwind

colors: {
  custom: {
    50: '#7c6ad2',
    500: '#2730bd',
    950: '#000000',
  },
}

SCSS

$custom: #2730bd;
$custom-light: #7c6ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#2730bd",
  "rgb": {
    "r": 39,
    "g": 48,
    "b": 189
  },
  "hsl": {
    "h": 236.4,
    "s": 65.789,
    "l": 44.706
  },
  "oklch": {
    "l": 0.41555,
    "c": 0.21368,
    "h": 270
  },
  "luminance": 0.06219
}

Semantic roles & 50–950 ramp

primary

#2730BD

secondary

#CCC674

accent

#DF3FE9

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #2730BD

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

Preview Lab → · Contrast checker → · Palette generator →