#27309A#27309A

#27309A is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.9% C 0.170 H 271.5°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#27309A
RGB	rgb(39, 48, 154)
HSL	hsl(235, 60%, 38%)
HSV	hsv(235, 75%, 60%)
CMYK	cmyk(74.7%, 68.8%, 0%, 39.6%)
CIE-LAB	lab(26.38, 33.89, -58.64)
CIE-LCH	lch(26.38, 67.73, 300.03°)
OKLab	oklab(37.92% 0.0045 -0.1696)
OKLCH	oklch(37.92% 0.17 271.5)
XYZ	xyz(7.7244, 4.8775, 31.1000)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27309A #9A9127

analogous

#276A9A #27309A #57279A

triadic

#27309A #9A2730 #309A27

tetradic

#27309A #9A276A #9A9127 #279A57

square

#27309A #9A276A #9A9127 #279A57

split-complementary

#27309A #9A5727 #6A9A27

monochromatic

#0E1238 #1B2169 #27309A #333FCB #646DD8

Accessibility & contrast

On white

10.63

#27309A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#27309A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27309A

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27309A	#FFFFFF	#000000	##FFFFFF
##27309A	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449D

Deuteranopia (green-blind)

#003998

Tritanopia (blue-blind)

#004D61

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #27309a;
/* rgb */ color: rgb(39, 48, 154);
/* oklch */ color: oklch(37.9% 0.170 271.5);

Tailwind

colors: {
  custom: {
    50: '#7368b9',
    500: '#27309a',
    950: '#000000',
  },
}

SCSS

$custom: #27309a;
$custom-light: #7368b9;
$custom-dark: #000000;

JSON

{
  "hex": "#27309a",
  "rgb": {
    "r": 39,
    "g": 48,
    "b": 154
  },
  "hsl": {
    "h": 235.304,
    "s": 59.585,
    "l": 37.843
  },
  "oklch": {
    "l": 0.37921,
    "c": 0.16967,
    "h": 271.5
  },
  "luminance": 0.04878
}

Semantic roles & 50–950 ramp

primary

#27309A

secondary

#BDB65F

accent

#D645E3

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #27309A

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

Preview Lab → · Contrast checker → · Palette generator →