#21445F#21445F

#21445F is a dark, moderate cyan. Relative luminance 0.053; OKLCH L 37.4% C 0.062 H 243.8°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#21445F
RGB	rgb(33, 68, 95)
HSL	hsl(206, 48%, 25%)
HSV	hsv(206, 65%, 37%)
CMYK	cmyk(65.3%, 28.4%, 0%, 62.7%)
CIE-LAB	lab(27.53, -3.33, -19.75)
CIE-LCH	lch(27.53, 20.03, 260.43°)
OKLab	oklab(37.35% -0.0273 -0.0555)
OKLCH	oklch(37.35% 0.062 243.8)
XYZ	xyz(4.7591, 5.2833, 11.5932)
Luminance	0.0528 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21445F #5F3C21

analogous

#215F5B #21445F #21255F

triadic

#21445F #5F2144 #445F21

tetradic

#21445F #5B215F #5F3C21 #255F21

square

#21445F #5B215F #5F3C21 #255F21

split-complementary

#21445F #5F2125 #5F5B21

monochromatic

#081017 #112332 #21445F #31658C #4185BA

Accessibility & contrast

On white

10.21

#21445F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#21445F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21445F

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21445F	#FFFFFF	#000000	##FFFFFF
##21445F	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384460

Deuteranopia (green-blind)

#303E5E

Tritanopia (blue-blind)

#004B4D

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #21445f;
/* rgb */ color: rgb(33, 68, 95);
/* oklch */ color: oklch(37.4% 0.062 243.8);

Tailwind

colors: {
  custom: {
    50: '#63778c',
    500: '#21445f',
    950: '#000000',
  },
}

SCSS

$custom: #21445f;
$custom-light: #63778c;
$custom-dark: #000000;

JSON

{
  "hex": "#21445f",
  "rgb": {
    "r": 33,
    "g": 68,
    "b": 95
  },
  "hsl": {
    "h": 206.129,
    "s": 48.438,
    "l": 25.098
  },
  "oklch": {
    "l": 0.37355,
    "c": 0.06183,
    "h": 243.8
  },
  "luminance": 0.05284
}

Semantic roles & 50–950 ramp

primary

#21445F

secondary

#936949

accent

#8B50D8

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#06080C

muted

#7A7B7D

Preview Lab

Preview with #21445F

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

Preview Lab → · Contrast checker → · Palette generator →