#2733AE#2733AE

#2733AE is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.4% C 0.192 H 270.2°. Best body text is #FFFFFF at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#2733AE
RGB	rgb(39, 51, 174)
HSL	hsl(235, 63%, 42%)
HSV	hsv(235, 78%, 68%)
CMYK	cmyk(77.6%, 70.7%, 0%, 31.8%)
CIE-LAB	lab(29.04, 39.18, -66.36)
CIE-LCH	lch(29.04, 77.06, 300.56°)
OKLab	oklab(40.44% 0.0006 -0.1921)
OKLCH	oklch(40.44% 0.192 270.2)
XYZ	xyz(9.6579, 5.8539, 40.6571)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.64

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2733AE #AEA227

analogous

#2777AE #2733AE #5F27AE

triadic

#2733AE #AE2733 #33AE27

tetradic

#2733AE #AE2777 #AEA227 #27AE5F

square

#2733AE #AE2777 #AEA227 #27AE5F

split-complementary

#2733AE #AE5F27 #77AE27

monochromatic

#11164A #1C247C #2733AE #3E4CD4 #707ADF

Accessibility & contrast

On white

9.67

#2733AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2733AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2733AE

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2733AE	#FFFFFF	#000000	##FFFFFF
##2733AE	1.00	9.67	2.17	9.67
#FFFFFF	9.67	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB2

Deuteranopia (green-blind)

#003EAC

Tritanopia (blue-blind)

#00556D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2733ae;
/* rgb */ color: rgb(39, 51, 174);
/* oklch */ color: oklch(40.4% 0.192 270.2);

Tailwind

colors: {
  custom: {
    50: '#786bc7',
    500: '#2733ae',
    950: '#000000',
  },
}

SCSS

$custom: #2733ae;
$custom-light: #786bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2733ae",
  "rgb": {
    "r": 39,
    "g": 51,
    "b": 174
  },
  "hsl": {
    "h": 234.667,
    "s": 63.38,
    "l": 41.765
  },
  "oklch": {
    "l": 0.40437,
    "c": 0.19214,
    "h": 270.2
  },
  "luminance": 0.05855
}

Semantic roles & 50–950 ramp

primary

#2733AE

secondary

#C6BE6B

accent

#D841E6

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2733AE

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

Preview Lab → · Contrast checker → · Palette generator →