#21276D#21276D

#21276D is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.5% C 0.120 H 273.6°. Best body text is #FFFFFF at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#21276D
RGB	rgb(33, 39, 109)
HSL	hsl(235, 54%, 28%)
HSV	hsv(235, 70%, 43%)
CMYK	cmyk(69.7%, 64.2%, 0%, 57.3%)
CIE-LAB	lab(19.55, 22.30, -41.55)
CIE-LCH	lch(19.55, 47.16, 298.22°)
OKLab	oklab(31.54% 0.0074 -0.1197)
OKLCH	oklch(31.54% 0.12 273.6)
XYZ	xyz(4.1121, 2.8781, 14.8039)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21276D #6D6721

analogous

#214D6D #21276D #41216D

triadic

#21276D #6D2127 #276D21

tetradic

#21276D #6D214D #6D6721 #216D41

square

#21276D #6D214D #6D6721 #216D41

split-complementary

#21276D #6D4121 #4D6D21

monochromatic

#070817 #13163E #21276D #2F389C #424DC6

Accessibility & contrast

On white

13.33

#21276D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#21276D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21276D

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21276D	#FFFFFF	#000000	##FFFFFF
##21276D	1.00	13.33	1.58	13.33
#FFFFFF	13.33	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336F

Deuteranopia (green-blind)

#002C6C

Tritanopia (blue-blind)

#003946

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #21276d;
/* rgb */ color: rgb(33, 39, 109);
/* oklch */ color: oklch(31.5% 0.120 273.6);

Tailwind

colors: {
  custom: {
    50: '#676197',
    500: '#21276d',
    950: '#000000',
  },
}

SCSS

$custom: #21276d;
$custom-light: #676197;
$custom-dark: #000000;

JSON

{
  "hex": "#21276d",
  "rgb": {
    "r": 33,
    "g": 39,
    "b": 109
  },
  "hsl": {
    "h": 235.263,
    "s": 53.521,
    "l": 27.843
  },
  "oklch": {
    "l": 0.31537,
    "c": 0.11998,
    "h": 273.6
  },
  "luminance": 0.02878
}

Semantic roles & 50–950 ramp

primary

#21276D

secondary

#A19A49

accent

#D14BDD

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #21276D

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

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