#21275F#21275F

#21275F is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.3% C 0.099 H 274.3°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#21275F
RGB	rgb(33, 39, 95)
HSL	hsl(234, 48%, 25%)
HSV	hsv(234, 65%, 37%)
CMYK	cmyk(65.3%, 58.9%, 0%, 62.7%)
CIE-LAB	lab(18.37, 16.90, -34.31)
CIE-LCH	lch(18.37, 38.24, 296.23°)
OKLab	oklab(30.29% 0.0074 -0.0985)
OKLCH	oklch(30.29% 0.099 274.3)
XYZ	xyz(3.4176, 2.6003, 11.1461)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21275F #5F5921

analogous

#21465F #21275F #3A215F

triadic

#21275F #5F2127 #275F21

tetradic

#21275F #5F2146 #5F5921 #215F3A

square

#21275F #5F2146 #5F5921 #215F3A

split-complementary

#21275F #5F3A21 #465F21

monochromatic

#080917 #111432 #21275F #313A8C #414CBA

Accessibility & contrast

On white

13.81

#21275F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#21275F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21275F

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21275F	#FFFFFF	#000000	##FFFFFF
##21275F	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#013061

Deuteranopia (green-blind)

#002A5E

Tritanopia (blue-blind)

#00343E

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #21275f;
/* rgb */ color: rgb(33, 39, 95);
/* oklch */ color: oklch(30.3% 0.099 274.3);

Tailwind

colors: {
  custom: {
    50: '#64618d',
    500: '#21275f',
    950: '#000000',
  },
}

SCSS

$custom: #21275f;
$custom-light: #64618d;
$custom-dark: #000000;

JSON

{
  "hex": "#21275f",
  "rgb": {
    "r": 33,
    "g": 39,
    "b": 95
  },
  "hsl": {
    "h": 234.194,
    "s": 48.438,
    "l": 25.098
  },
  "oklch": {
    "l": 0.30286,
    "c": 0.09874,
    "h": 274.3
  },
  "luminance": 0.02601
}

Semantic roles & 50–950 ramp

primary

#21275F

secondary

#938C49

accent

#CB50D8

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06050C

muted

#7A797D

Preview Lab

Preview with #21275F

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

Preview Lab → · Contrast checker → · Palette generator →