#21407E#21407E

#21407E is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.4% C 0.111 H 262.4°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#21407E
RGB	rgb(33, 64, 126)
HSL	hsl(220, 58%, 31%)
HSV	hsv(220, 74%, 49%)
CMYK	cmyk(73.8%, 49.2%, 0%, 50.6%)
CIE-LAB	lab(28.10, 11.45, -38.53)
CIE-LCH	lch(28.10, 40.19, 286.55°)
OKLab	oklab(38.4% -0.0147 -0.1105)
OKLCH	oklch(38.4% 0.111 262.4)
XYZ	xyz(6.2251, 5.4958, 20.4673)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21407E #7E5F21

analogous

#216E7E #21407E #30217E

triadic

#21407E #7E2140 #407E21

tetradic

#21407E #7E216E #7E5F21 #217E30

square

#21407E #7E216E #7E5F21 #217E30

split-complementary

#21407E #7E3021 #6E7E21

monochromatic

#080F1D #14274E #21407E #2E59AE #4A76D0

Accessibility & contrast

On white

10.00

#21407E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#21407E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21407E

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21407E	#FFFFFF	#000000	##FFFFFF
##21407E	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4780

Deuteranopia (green-blind)

#073E7D

Tritanopia (blue-blind)

#004F59

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #21407e;
/* rgb */ color: rgb(33, 64, 126);
/* oklch */ color: oklch(38.4% 0.111 262.4);

Tailwind

colors: {
  custom: {
    50: '#6974a4',
    500: '#21407e',
    950: '#000000',
  },
}

SCSS

$custom: #21407e;
$custom-light: #6974a4;
$custom-dark: #000000;

JSON

{
  "hex": "#21407e",
  "rgb": {
    "r": 33,
    "g": 64,
    "b": 126
  },
  "hsl": {
    "h": 220,
    "s": 58.491,
    "l": 31.176
  },
  "oklch": {
    "l": 0.38403,
    "c": 0.11145,
    "h": 262.4
  },
  "luminance": 0.05496
}

Semantic roles & 50–950 ramp

primary

#21407E

secondary

#B18F4A

accent

#AE46E2

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #21407E

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

Preview Lab → · Contrast checker → · Palette generator →