#21184F#21184F

#21184F is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.8% C 0.096 H 284.9°. Best body text is #FFFFFF at 16.05:1 contrast (WCAG AA passes).

Color values

HEX	#21184F
RGB	rgb(33, 24, 79)
HSL	hsl(250, 53%, 20%)
HSV	hsv(250, 70%, 31%)
CMYK	cmyk(58.2%, 69.6%, 0%, 69%)
CIE-LAB	lab(12.87, 21.54, -32.46)
CIE-LCH	lch(12.87, 38.96, 303.57°)
OKLab	oklab(25.8% 0.0248 -0.0931)
OKLCH	oklch(25.8% 0.096 284.9)
XYZ	xyz(2.3647, 1.5410, 7.5685)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.88

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21184F #464F18

analogous

#182B4F #21184F #3C184F

triadic

#21184F #4F2118 #184F21

tetradic

#21184F #4F182B #464F18 #184F3C

square

#21184F #4F182B #464F18 #184F3C

split-complementary

#21184F #4F3C18 #2B4F18

monochromatic

#0A0717 #0D0A20 #21184F #35267E #4835AD

Accessibility & contrast

On white

16.05

#21184F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#21184F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21184F

16.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21184F	#FFFFFF	#000000	##FFFFFF
##21184F	1.00	16.05	1.31	16.05
#FFFFFF	16.05	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002351

Deuteranopia (green-blind)

#00204E

Tritanopia (blue-blind)

#0E2531

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #21184f;
/* rgb */ color: rgb(33, 24, 79);
/* oklch */ color: oklch(25.8% 0.096 284.9);

Tailwind

colors: {
  custom: {
    50: '#625581',
    500: '#21184f',
    950: '#000000',
  },
}

SCSS

$custom: #21184f;
$custom-light: #625581;
$custom-dark: #000000;

JSON

{
  "hex": "#21184f",
  "rgb": {
    "r": 33,
    "g": 24,
    "b": 79
  },
  "hsl": {
    "h": 249.818,
    "s": 53.398,
    "l": 20.196
  },
  "oklch": {
    "l": 0.25795,
    "c": 0.09638,
    "h": 284.9
  },
  "luminance": 0.01541
}

Semantic roles & 50–950 ramp

primary

#21184F

secondary

#7A863D

accent

#DD4BC5

background

#F6F5F7

surface

#EBE8EE

border

#C6C4C9

text

#05030A

muted

#7A787C

Preview Lab

Preview with #21184F

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

Preview Lab → · Contrast checker → · Palette generator →