#27187B#27187B

#27187B is a dark, vivid blue. Relative luminance 0.025; OKLCH L 31.0% C 0.155 H 279.1°. Best body text is #FFFFFF at 13.97:1 contrast (WCAG AA passes).

Color values

HEX	#27187B
RGB	rgb(39, 24, 123)
HSL	hsl(249, 67%, 29%)
HSV	hsv(249, 80%, 48%)
CMYK	cmyk(68.3%, 80.5%, 0%, 51.8%)
CIE-LAB	lab(17.98, 37.53, -53.11)
CIE-LCH	lch(17.98, 65.03, 305.24°)
OKLab	oklab(30.96% 0.0246 -0.1534)
OKLCH	oklch(30.96% 0.155 279.1)
XYZ	xyz(4.7373, 2.5143, 18.9707)
Luminance	0.0251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27187B #6C7B18

analogous

#183B7B #27187B #59187B

triadic

#27187B #7B2718 #187B27

tetradic

#27187B #7B183B #6C7B18 #187B59

square

#27187B #7B183B #6C7B18 #187B59

split-complementary

#27187B #7B5918 #3B7B18

monochromatic

#08051A #170E48 #27187B #3722AE #4E36D8

Accessibility & contrast

On white

13.97

#27187B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#27187B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27187B

13.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27187B	#FFFFFF	#000000	##FFFFFF
##27187B	1.00	13.97	1.50	13.97
#FFFFFF	13.97	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307E

Deuteranopia (green-blind)

#002879

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #27187b;
/* rgb */ color: rgb(39, 24, 123);
/* oklch */ color: oklch(31.0% 0.155 279.1);

Tailwind

colors: {
  custom: {
    50: '#6e58a2',
    500: '#27187b',
    950: '#000000',
  },
}

SCSS

$custom: #27187b;
$custom-light: #6e58a2;
$custom-dark: #000000;

JSON

{
  "hex": "#27187b",
  "rgb": {
    "r": 39,
    "g": 24,
    "b": 123
  },
  "hsl": {
    "h": 249.091,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30958,
    "c": 0.15534,
    "h": 279.1
  },
  "luminance": 0.02515
}

Semantic roles & 50–950 ramp

primary

#27187B

secondary

#9FB03F

accent

#EA3ED0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #27187B

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

Preview Lab → · Contrast checker → · Palette generator →