#21365C#21365C

#21365C is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.6% C 0.073 H 261.4°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#21365C
RGB	rgb(33, 54, 92)
HSL	hsl(219, 47%, 25%)
HSV	hsv(219, 64%, 36%)
CMYK	cmyk(64.1%, 41.3%, 0%, 63.9%)
CIE-LAB	lab(22.77, 5.00, -25.27)
CIE-LCH	lch(22.77, 25.76, 281.20°)
OKLab	oklab(33.58% -0.0108 -0.0717)
OKLCH	oklch(33.58% 0.073 261.4)
XYZ	xyz(3.8775, 3.7340, 10.6395)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21365C #5C4721

analogous

#21545C #21365C #2A215C

triadic

#21365C #5C2136 #365C21

tetradic

#21365C #5C2154 #5C4721 #215C2A

square

#21365C #5C2154 #5C4721 #215C2A

split-complementary

#21365C #5C2A21 #545C21

monochromatic

#080D17 #111C2F #21365C #315089 #416BB6

Accessibility & contrast

On white

12.02

#21365C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#21365C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21365C

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21365C	#FFFFFF	#000000	##FFFFFF
##21365C	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26395E

Deuteranopia (green-blind)

#1E345B

Tritanopia (blue-blind)

#003F44

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #21365c;
/* rgb */ color: rgb(33, 54, 92);
/* oklch */ color: oklch(33.6% 0.073 261.4);

Tailwind

colors: {
  custom: {
    50: '#626c8a',
    500: '#21365c',
    950: '#000000',
  },
}

SCSS

$custom: #21365c;
$custom-light: #626c8a;
$custom-dark: #000000;

JSON

{
  "hex": "#21365c",
  "rgb": {
    "r": 33,
    "g": 54,
    "b": 92
  },
  "hsl": {
    "h": 218.644,
    "s": 47.2,
    "l": 24.51
  },
  "oklch": {
    "l": 0.33578,
    "c": 0.07253,
    "h": 261.4
  },
  "luminance": 0.03734
}

Semantic roles & 50–950 ramp

primary

#21365C

secondary

#907749

accent

#A751D7

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05070C

muted

#7A7A7D

Preview Lab

Preview with #21365C

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

Preview Lab → · Contrast checker → · Palette generator →