#21407F#21407F

#21407F is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.5% C 0.113 H 262.6°. Best body text is #FFFFFF at 9.98:1 contrast (WCAG AA passes).

Color values

HEX	#21407F
RGB	rgb(33, 64, 127)
HSL	hsl(220, 59%, 31%)
HSV	hsv(220, 74%, 50%)
CMYK	cmyk(74%, 49.6%, 0%, 50.2%)
CIE-LAB	lab(28.17, 11.84, -39.04)
CIE-LCH	lch(28.17, 40.80, 286.88°)
OKLab	oklab(38.48% -0.0145 -0.112)
OKLCH	oklch(38.48% 0.113 262.6)
XYZ	xyz(6.2900, 5.5218, 20.8089)
Luminance	0.0552 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21407F #7F6021

analogous

#216F7F #21407F #31217F

triadic

#21407F #7F2140 #407F21

tetradic

#21407F #7F216F #7F6021 #217F31

square

#21407F #7F216F #7F6021 #217F31

split-complementary

#21407F #7F3121 #6F7F21

monochromatic

#080F1E #14284E #21407F #2E58B0 #4A76D0

Accessibility & contrast

On white

9.98

#21407F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#21407F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21407F

9.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21407F	#FFFFFF	#000000	##FFFFFF
##21407F	1.00	9.98	2.10	9.98
#FFFFFF	9.98	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4781

Deuteranopia (green-blind)

#043E7E

Tritanopia (blue-blind)

#004F59

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #21407f;
/* rgb */ color: rgb(33, 64, 127);
/* oklch */ color: oklch(38.5% 0.113 262.6);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#21407f",
  "rgb": {
    "r": 33,
    "g": 64,
    "b": 127
  },
  "hsl": {
    "h": 220.213,
    "s": 58.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.38478,
    "c": 0.11294,
    "h": 262.6
  },
  "luminance": 0.05522
}

Semantic roles & 50–950 ramp

primary

#21407F

secondary

#B2904A

accent

#AE46E2

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #21407F

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

Preview Lab → · Contrast checker → · Palette generator →