#27309D#27309D

#27309D is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.2% C 0.174 H 271.4°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#27309D
RGB	rgb(39, 48, 157)
HSL	hsl(235, 60%, 38%)
HSV	hsv(235, 75%, 62%)
CMYK	cmyk(75.2%, 69.4%, 0%, 38.4%)
CIE-LAB	lab(26.67, 34.98, -59.99)
CIE-LCH	lch(26.67, 69.44, 300.24°)
OKLab	oklab(38.22% 0.0041 -0.1736)
OKLCH	oklch(38.22% 0.174 271.4)
XYZ	xyz(7.9774, 4.9787, 32.4323)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27309D #9D9427

analogous

#276B9D #27309D #59279D

triadic

#27309D #9D2730 #309D27

tetradic

#27309D #9D276B #9D9427 #279D59

square

#27309D #9D276B #9D9427 #279D59

split-complementary

#27309D #9D5927 #6B9D27

monochromatic

#0F123B #1B216C #27309D #3540CD #666ED9

Accessibility & contrast

On white

10.52

#27309D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#27309D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27309D

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27309D	#FFFFFF	#000000	##FFFFFF
##27309D	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A0

Deuteranopia (green-blind)

#00399B

Tritanopia (blue-blind)

#004E62

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #27309d;
/* rgb */ color: rgb(39, 48, 157);
/* oklch */ color: oklch(38.2% 0.174 271.4);

Tailwind

colors: {
  custom: {
    50: '#7469bb',
    500: '#27309d',
    950: '#000000',
  },
}

SCSS

$custom: #27309d;
$custom-light: #7469bb;
$custom-dark: #000000;

JSON

{
  "hex": "#27309d",
  "rgb": {
    "r": 39,
    "g": 48,
    "b": 157
  },
  "hsl": {
    "h": 235.424,
    "s": 60.204,
    "l": 38.431
  },
  "oklch": {
    "l": 0.3822,
    "c": 0.17361,
    "h": 271.4
  },
  "luminance": 0.0498
}

Semantic roles & 50–950 ramp

primary

#27309D

secondary

#BFB861

accent

#D744E3

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #27309D

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

Preview Lab → · Contrast checker → · Palette generator →