#21276A#21276A

#21276A is a dark, moderate blue. Relative luminance 0.028; OKLCH L 31.3% C 0.116 H 273.7°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#21276A
RGB	rgb(33, 39, 106)
HSL	hsl(235, 53%, 27%)
HSV	hsv(235, 69%, 42%)
CMYK	cmyk(68.9%, 63.2%, 0%, 58.4%)
CIE-LAB	lab(19.29, 21.15, -40.03)
CIE-LCH	lch(19.29, 45.27, 297.85°)
OKLab	oklab(31.26% 0.0075 -0.1153)
OKLCH	oklch(31.26% 0.116 273.7)
XYZ	xyz(3.9534, 2.8146, 13.9678)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21276A #6A6421

analogous

#214C6A #21276A #3F216A

triadic

#21276A #6A2127 #276A21

tetradic

#21276A #6A214C #6A6421 #216A3F

square

#21276A #6A214C #6A6421 #216A3F

split-complementary

#21276A #6A3F21 #4C6A21

monochromatic

#070917 #12163B #21276A #303899 #414CC4

Accessibility & contrast

On white

13.44

#21276A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#21276A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21276A

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21276A	#FFFFFF	#000000	##FFFFFF
##21276A	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326C

Deuteranopia (green-blind)

#002C69

Tritanopia (blue-blind)

#003844

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #21276a;
/* rgb */ color: rgb(33, 39, 106);
/* oklch */ color: oklch(31.3% 0.116 273.7);

Tailwind

colors: {
  custom: {
    50: '#666195',
    500: '#21276a',
    950: '#000000',
  },
}

SCSS

$custom: #21276a;
$custom-light: #666195;
$custom-dark: #000000;

JSON

{
  "hex": "#21276a",
  "rgb": {
    "r": 33,
    "g": 39,
    "b": 106
  },
  "hsl": {
    "h": 235.068,
    "s": 52.518,
    "l": 27.255
  },
  "oklch": {
    "l": 0.3126,
    "c": 0.11553,
    "h": 273.7
  },
  "luminance": 0.02815
}

Semantic roles & 50–950 ramp

primary

#21276A

secondary

#9E9749

accent

#D04CDC

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #21276A

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

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