#27178D#27178D

#27178D is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.9% C 0.178 H 276.4°. Best body text is #FFFFFF at 13.18:1 contrast (WCAG AA passes).

Color values

HEX	#27178D
RGB	rgb(39, 23, 141)
HSL	hsl(248, 72%, 32%)
HSV	hsv(248, 84%, 55%)
CMYK	cmyk(72.3%, 83.7%, 0%, 44.7%)
CIE-LAB	lab(19.91, 43.74, -61.29)
CIE-LCH	lch(19.91, 75.30, 305.51°)
OKLab	oklab(32.91% 0.0198 -0.1771)
OKLCH	oklch(32.91% 0.178 276.4)
XYZ	xyz(5.9492, 2.9667, 25.4532)
Luminance	0.0297 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27178D #7D8D17

analogous

#17428D #27178D #62178D

triadic

#27178D #8D2717 #178D27

tetradic

#27178D #8D1742 #7D8D17 #178D62

square

#27178D #8D1742 #7D8D17 #178D62

split-complementary

#27178D #8D6217 #428D17

monochromatic

#0A0624 #180E58 #27178D #3620C2 #553FE0

Accessibility & contrast

On white

13.18

#27178D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#27178D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27178D

13.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27178D	#FFFFFF	#000000	##FFFFFF
##27178D	1.00	13.18	1.59	13.18
#FFFFFF	13.18	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003590

Deuteranopia (green-blind)

#002B8B

Tritanopia (blue-blind)

#003C53

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #27178d;
/* rgb */ color: rgb(39, 23, 141);
/* oklch */ color: oklch(32.9% 0.178 276.4);

Tailwind

colors: {
  custom: {
    50: '#7358b0',
    500: '#27178d',
    950: '#000000',
  },
}

SCSS

$custom: #27178d;
$custom-light: #7358b0;
$custom-dark: #000000;

JSON

{
  "hex": "#27178d",
  "rgb": {
    "r": 39,
    "g": 23,
    "b": 141
  },
  "hsl": {
    "h": 248.136,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.32913,
    "c": 0.17824,
    "h": 276.4
  },
  "luminance": 0.02967
}

Semantic roles & 50–950 ramp

primary

#27178D

secondary

#AFC040

accent

#EF39D6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #27178D

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

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