#272F7B#272F7B

#272F7B is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.8% C 0.128 H 273.2°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#272F7B
RGB	rgb(39, 47, 123)
HSL	hsl(234, 52%, 32%)
HSV	hsv(234, 68%, 48%)
CMYK	cmyk(68.3%, 61.8%, 0%, 51.8%)
CIE-LAB	lab(23.32, 23.07, -44.37)
CIE-LCH	lch(23.32, 50.00, 297.47°)
OKLab	oklab(34.81% 0.0071 -0.1278)
OKLCH	oklch(34.81% 0.128 273.2)
XYZ	xyz(5.4272, 3.8939, 19.2007)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#272F7B #7B7327

analogous

#27597B #272F7B #49277B

triadic

#272F7B #7B272F #2F7B27

tetradic

#272F7B #7B2759 #7B7327 #277B49

square

#272F7B #7B2759 #7B7327 #277B49

split-complementary

#272F7B #7B4927 #597B27

monochromatic

#0A0B1E #181D4D #272F7B #3641A9 #545FC9

Accessibility & contrast

On white

11.81

#272F7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#272F7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #272F7B

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##272F7B	#FFFFFF	#000000	##FFFFFF
##272F7B	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7E

Deuteranopia (green-blind)

#003479

Tritanopia (blue-blind)

#004250

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #272f7b;
/* rgb */ color: rgb(39, 47, 123);
/* oklch */ color: oklch(34.8% 0.128 273.2);

Tailwind

colors: {
  custom: {
    50: '#6c67a2',
    500: '#272f7b',
    950: '#000000',
  },
}

SCSS

$custom: #272f7b;
$custom-light: #6c67a2;
$custom-dark: #000000;

JSON

{
  "hex": "#272f7b",
  "rgb": {
    "r": 39,
    "g": 47,
    "b": 123
  },
  "hsl": {
    "h": 234.286,
    "s": 51.852,
    "l": 31.765
  },
  "oklch": {
    "l": 0.34807,
    "c": 0.12798,
    "h": 273.2
  },
  "luminance": 0.03894
}

Semantic roles & 50–950 ramp

primary

#272F7B

secondary

#ADA451

accent

#CE4CDB

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #272F7B

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

Preview Lab → · Contrast checker → · Palette generator →