#27309F#27309F

#27309F is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.4% C 0.176 H 271.3°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#27309F
RGB	rgb(39, 48, 159)
HSL	hsl(236, 61%, 39%)
HSV	hsv(236, 75%, 62%)
CMYK	cmyk(75.5%, 69.8%, 0%, 37.6%)
CIE-LAB	lab(26.87, 35.69, -60.89)
CIE-LCH	lch(26.87, 70.58, 300.38°)
OKLab	oklab(38.42% 0.0039 -0.1762)
OKLCH	oklch(38.42% 0.176 271.3)
XYZ	xyz(8.1495, 5.0476, 33.3389)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27309F #9F9627

analogous

#276C9F #27309F #5A279F

triadic

#27309F #9F2730 #309F27

tetradic

#27309F #9F276C #9F9627 #279F5A

square

#27309F #9F276C #9F9627 #279F5A

split-complementary

#27309F #9F5A27 #6C9F27

monochromatic

#0F123D #1B216E #27309F #3641CE #676FDA

Accessibility & contrast

On white

10.45

#27309F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#27309F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27309F

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27309F	#FFFFFF	#000000	##FFFFFF
##27309F	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A2

Deuteranopia (green-blind)

#003A9D

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #27309f;
/* rgb */ color: rgb(39, 48, 159);
/* oklch */ color: oklch(38.4% 0.176 271.3);

Tailwind

colors: {
  custom: {
    50: '#7569bc',
    500: '#27309f',
    950: '#000000',
  },
}

SCSS

$custom: #27309f;
$custom-light: #7569bc;
$custom-dark: #000000;

JSON

{
  "hex": "#27309f",
  "rgb": {
    "r": 39,
    "g": 48,
    "b": 159
  },
  "hsl": {
    "h": 235.5,
    "s": 60.606,
    "l": 38.824
  },
  "oklch": {
    "l": 0.38421,
    "c": 0.17621,
    "h": 271.3
  },
  "luminance": 0.05048
}

Semantic roles & 50–950 ramp

primary

#27309F

secondary

#C0B962

accent

#D844E4

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #27309F

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

Preview Lab → · Contrast checker → · Palette generator →