#21407A#21407A

#21407A is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.1% C 0.106 H 261.6°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#21407A
RGB	rgb(33, 64, 122)
HSL	hsl(219, 57%, 30%)
HSV	hsv(219, 73%, 48%)
CMYK	cmyk(73%, 47.5%, 0%, 52.2%)
CIE-LAB	lab(27.83, 9.85, -36.46)
CIE-LCH	lch(27.83, 37.76, 285.12°)
OKLab	oklab(38.11% -0.0154 -0.1044)
OKLCH	oklch(38.11% 0.106 261.6)
XYZ	xyz(5.9722, 5.3946, 19.1351)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21407A #7A5B21

analogous

#216C7A #21407A #2E217A

triadic

#21407A #7A2140 #407A21

tetradic

#21407A #7A216C #7A5B21 #217A2E

square

#21407A #7A216C #7A5B21 #217A2E

split-complementary

#21407A #7A2E21 #6C7A21

monochromatic

#070D1A #14274A #21407A #2E59AA #4876CD

Accessibility & contrast

On white

10.10

#21407A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#21407A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21407A

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21407A	#FFFFFF	#000000	##FFFFFF
##21407A	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23467C

Deuteranopia (green-blind)

#103E79

Tritanopia (blue-blind)

#004E57

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #21407a;
/* rgb */ color: rgb(33, 64, 122);
/* oklch */ color: oklch(38.1% 0.106 261.6);

Tailwind

colors: {
  custom: {
    50: '#6874a1',
    500: '#21407a',
    950: '#000000',
  },
}

SCSS

$custom: #21407a;
$custom-light: #6874a1;
$custom-dark: #000000;

JSON

{
  "hex": "#21407a",
  "rgb": {
    "r": 33,
    "g": 64,
    "b": 122
  },
  "hsl": {
    "h": 219.101,
    "s": 57.419,
    "l": 30.392
  },
  "oklch": {
    "l": 0.38106,
    "c": 0.10552,
    "h": 261.6
  },
  "luminance": 0.05395
}

Semantic roles & 50–950 ramp

primary

#21407A

secondary

#AD8A4A

accent

#AB47E1

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#07080F

muted

#7A7B7E

Preview Lab

Preview with #21407A

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

Preview Lab → · Contrast checker → · Palette generator →