#2729A8#2729A8

#2729A8 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.3% C 0.195 H 271.8°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#2729A8
RGB	rgb(39, 41, 168)
HSL	hsl(239, 62%, 41%)
HSV	hsv(239, 77%, 66%)
CMYK	cmyk(76.8%, 75.6%, 0%, 34.1%)
CIE-LAB	lab(26.28, 43.04, -67.31)
CIE-LCH	lch(26.28, 79.89, 302.59°)
OKLab	oklab(38.28% 0.006 -0.1948)
OKLCH	oklch(38.28% 0.195 271.8)
XYZ	xyz(8.6951, 4.8434, 37.5148)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2729A8 #A8A627

analogous

#2769A8 #2729A8 #6527A8

triadic

#2729A8 #A82729 #29A827

tetradic

#2729A8 #A82769 #A8A627 #27A865

square

#2729A8 #A82769 #A8A627 #27A865

split-complementary

#2729A8 #A86527 #69A827

monochromatic

#101145 #1B1D76 #2729A8 #3B3DD1 #6C6EDD

Accessibility & contrast

On white

10.67

#2729A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2729A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2729A8

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2729A8	#FFFFFF	#000000	##FFFFFF
##2729A8	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AC

Deuteranopia (green-blind)

#0038A6

Tritanopia (blue-blind)

#004E67

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2729a8;
/* rgb */ color: rgb(39, 41, 168);
/* oklch */ color: oklch(38.3% 0.195 271.8);

Tailwind

colors: {
  custom: {
    50: '#7864c3',
    500: '#2729a8',
    950: '#000000',
  },
}

SCSS

$custom: #2729a8;
$custom-light: #7864c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2729a8",
  "rgb": {
    "r": 39,
    "g": 41,
    "b": 168
  },
  "hsl": {
    "h": 239.07,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.3828,
    "c": 0.19493,
    "h": 271.8
  },
  "luminance": 0.04844
}

Semantic roles & 50–950 ramp

primary

#2729A8

secondary

#C3C267

accent

#E342E5

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #2729A8

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

Preview Lab → · Contrast checker → · Palette generator →