#21266B#21266B

#21266B is a dark, moderate blue. Relative luminance 0.028; OKLCH L 31.2% C 0.118 H 274.1°. Best body text is #FFFFFF at 13.51:1 contrast (WCAG AA passes).

Color values

HEX	#21266B
RGB	rgb(33, 38, 107)
HSL	hsl(236, 53%, 27%)
HSV	hsv(236, 69%, 42%)
CMYK	cmyk(69.2%, 64.5%, 0%, 58%)
CIE-LAB	lab(19.10, 22.23, -40.98)
CIE-LCH	lch(19.10, 46.62, 298.48°)
OKLab	oklab(31.15% 0.0084 -0.1181)
OKLCH	oklch(31.15% 0.118 274.1)
XYZ	xyz(3.9733, 2.7707, 14.2325)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21266B #6B6621

analogous

#214B6B #21266B #41216B

triadic

#21266B #6B2126 #266B21

tetradic

#21266B #6B214B #6B6621 #216B41

square

#21266B #6B214B #6B6621 #216B41

split-complementary

#21266B #6B4121 #4B6B21

monochromatic

#070817 #13153C #21266B #2F379A #424BC5

Accessibility & contrast

On white

13.51

#21266B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#21266B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21266B

13.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21266B	#FFFFFF	#000000	##FFFFFF
##21266B	1.00	13.51	1.55	13.51
#FFFFFF	13.51	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326D

Deuteranopia (green-blind)

#002B6A

Tritanopia (blue-blind)

#003744

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #21266b;
/* rgb */ color: rgb(33, 38, 107);
/* oklch */ color: oklch(31.2% 0.118 274.1);

Tailwind

colors: {
  custom: {
    50: '#666096',
    500: '#21266b',
    950: '#000000',
  },
}

SCSS

$custom: #21266b;
$custom-light: #666096;
$custom-dark: #000000;

JSON

{
  "hex": "#21266b",
  "rgb": {
    "r": 33,
    "g": 38,
    "b": 107
  },
  "hsl": {
    "h": 235.946,
    "s": 52.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.31151,
    "c": 0.11839,
    "h": 274.1
  },
  "luminance": 0.02771
}

Semantic roles & 50–950 ramp

primary

#21266B

secondary

#9F9949

accent

#D24CDC

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #21266B

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

Preview Lab → · Contrast checker → · Palette generator →