#21417C#21417C

#21417C is a dark, moderate blue. Relative luminance 0.056; OKLCH L 38.5% C 0.107 H 261.4°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#21417C
RGB	rgb(33, 65, 124)
HSL	hsl(219, 58%, 31%)
HSV	hsv(219, 73%, 49%)
CMYK	cmyk(73.4%, 47.6%, 0%, 51.4%)
CIE-LAB	lab(28.27, 9.96, -37.01)
CIE-LCH	lch(28.27, 38.32, 285.06°)
OKLab	oklab(38.49% -0.016 -0.106)
OKLCH	oklch(38.49% 0.107 261.4)
XYZ	xyz(6.1543, 5.5585, 19.8134)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21417C #7C5C21

analogous

#216E7C #21417C #2E217C

triadic

#21417C #7C2141 #417C21

tetradic

#21417C #7C216E #7C5C21 #217C2E

square

#21417C #7C216E #7C5C21 #217C2E

split-complementary

#21417C #7C2E21 #6E7C21

monochromatic

#070E1B #14284C #21417C #2E5AAC #4978CF

Accessibility & contrast

On white

9.94

#21417C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#21417C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21417C

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21417C	#FFFFFF	#000000	##FFFFFF
##21417C	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23477E

Deuteranopia (green-blind)

#103F7B

Tritanopia (blue-blind)

#004F58

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #21417c;
/* rgb */ color: rgb(33, 65, 124);
/* oklch */ color: oklch(38.5% 0.107 261.4);

Tailwind

colors: {
  custom: {
    50: '#6975a2',
    500: '#21417c',
    950: '#000000',
  },
}

SCSS

$custom: #21417c;
$custom-light: #6975a2;
$custom-dark: #000000;

JSON

{
  "hex": "#21417c",
  "rgb": {
    "r": 33,
    "g": 65,
    "b": 124
  },
  "hsl": {
    "h": 218.901,
    "s": 57.962,
    "l": 30.784
  },
  "oklch": {
    "l": 0.38487,
    "c": 0.10719,
    "h": 261.4
  },
  "luminance": 0.05559
}

Semantic roles & 50–950 ramp

primary

#21417C

secondary

#AF8B4A

accent

#AB47E1

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #21417C

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

Preview Lab → · Contrast checker → · Palette generator →