#21386A#21386A

#21386A is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.0% C 0.092 H 263.7°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#21386A
RGB	rgb(33, 56, 106)
HSL	hsl(221, 53%, 27%)
HSV	hsv(221, 69%, 42%)
CMYK	cmyk(68.9%, 47.2%, 0%, 58.4%)
CIE-LAB	lab(24.30, 9.08, -31.94)
CIE-LCH	lch(24.30, 33.21, 285.86°)
OKLab	oklab(35.04% -0.01 -0.0912)
OKLCH	oklch(35.04% 0.092 263.7)
XYZ	xyz(4.6420, 4.1918, 14.1974)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21386A #6A5321

analogous

#215D6A #21386A #2F216A

triadic

#21386A #6A2138 #386A21

tetradic

#21386A #6A215D #6A5321 #216A2F

square

#21386A #6A215D #6A5321 #216A2F

split-complementary

#21386A #6A2F21 #5D6A21

monochromatic

#070C17 #121F3B #21386A #305199 #416BC4

Accessibility & contrast

On white

11.42

#21386A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#21386A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21386A

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21386A	#FFFFFF	#000000	##FFFFFF
##21386A	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203D6C

Deuteranopia (green-blind)

#143769

Tritanopia (blue-blind)

#00434B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #21386a;
/* rgb */ color: rgb(33, 56, 106);
/* oklch */ color: oklch(35.0% 0.092 263.7);

Tailwind

colors: {
  custom: {
    50: '#656e95',
    500: '#21386a',
    950: '#000000',
  },
}

SCSS

$custom: #21386a;
$custom-light: #656e95;
$custom-dark: #000000;

JSON

{
  "hex": "#21386a",
  "rgb": {
    "r": 33,
    "g": 56,
    "b": 106
  },
  "hsl": {
    "h": 221.096,
    "s": 52.518,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35043,
    "c": 0.0918,
    "h": 263.7
  },
  "luminance": 0.04192
}

Semantic roles & 50–950 ramp

primary

#21386A

secondary

#9E8349

accent

#AF4CDC

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #21386A

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

Preview Lab → · Contrast checker → · Palette generator →