#2733A6#2733A6

#2733A6 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.6% C 0.182 H 270.5°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#2733A6
RGB	rgb(39, 51, 166)
HSL	hsl(234, 62%, 40%)
HSV	hsv(234, 77%, 65%)
CMYK	cmyk(76.5%, 69.3%, 0%, 34.9%)
CIE-LAB	lab(28.25, 36.32, -62.86)
CIE-LCH	lch(28.25, 72.60, 300.02°)
OKLab	oklab(39.63% 0.0015 -0.1819)
OKLCH	oklch(39.63% 0.182 270.5)
XYZ	xyz(8.9011, 5.5512, 36.6714)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2733A6 #A69A27

analogous

#2772A6 #2733A6 #5B27A6

triadic

#2733A6 #A62733 #33A627

tetradic

#2733A6 #A62772 #A69A27 #27A65B

square

#2733A6 #A62772 #A69A27 #27A65B

split-complementary

#2733A6 #A65B27 #72A627

monochromatic

#101543 #1B2474 #2733A6 #3A48D1 #6B76DC

Accessibility & contrast

On white

9.95

#2733A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2733A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2733A6

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2733A6	#FFFFFF	#000000	##FFFFFF
##2733A6	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AA

Deuteranopia (green-blind)

#003DA4

Tritanopia (blue-blind)

#005368

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2733a6;
/* rgb */ color: rgb(39, 51, 166);
/* oklch */ color: oklch(39.6% 0.182 270.5);

Tailwind

colors: {
  custom: {
    50: '#766bc2',
    500: '#2733a6',
    950: '#000000',
  },
}

SCSS

$custom: #2733a6;
$custom-light: #766bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2733a6",
  "rgb": {
    "r": 39,
    "g": 51,
    "b": 166
  },
  "hsl": {
    "h": 234.331,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.39628,
    "c": 0.18193,
    "h": 270.5
  },
  "luminance": 0.05552
}

Semantic roles & 50–950 ramp

primary

#2733A6

secondary

#C3BA66

accent

#D643E5

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2733A6

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

Preview Lab → · Contrast checker → · Palette generator →