#211F71#211F71

#211F71 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.4% C 0.136 H 275.7°. Best body text is #FFFFFF at 14.01:1 contrast (WCAG AA passes).

Color values

HEX	#211F71
RGB	rgb(33, 31, 113)
HSL	hsl(241, 57%, 28%)
HSV	hsv(241, 73%, 44%)
CMYK	cmyk(70.8%, 72.6%, 0%, 55.7%)
CIE-LAB	lab(17.90, 29.20, -46.84)
CIE-LCH	lch(17.90, 55.20, 301.94°)
OKLab	oklab(30.45% 0.0136 -0.1353)
OKLCH	oklch(30.45% 0.136 275.7)
XYZ	xyz(4.0968, 2.4952, 15.8853)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211F71 #6F711F

analogous

#1F4671 #211F71 #4A1F71

triadic

#211F71 #71211F #1F7121

tetradic

#211F71 #711F46 #6F711F #1F714A

square

#211F71 #711F46 #6F711F #1F714A

split-complementary

#211F71 #714A1F #46711F

monochromatic

#070718 #131241 #211F71 #2F2CA1 #4340CB

Accessibility & contrast

On white

14.01

#211F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#211F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211F71

14.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211F71	#FFFFFF	#000000	##FFFFFF
##211F71	1.00	14.01	1.50	14.01
#FFFFFF	14.01	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F73

Deuteranopia (green-blind)

#00286F

Tritanopia (blue-blind)

#003545

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #211f71;
/* rgb */ color: rgb(33, 31, 113);
/* oklch */ color: oklch(30.4% 0.136 275.7);

Tailwind

colors: {
  custom: {
    50: '#695b9b',
    500: '#211f71',
    950: '#000000',
  },
}

SCSS

$custom: #211f71;
$custom-light: #695b9b;
$custom-dark: #000000;

JSON

{
  "hex": "#211f71",
  "rgb": {
    "r": 33,
    "g": 31,
    "b": 113
  },
  "hsl": {
    "h": 241.463,
    "s": 56.944,
    "l": 28.235
  },
  "oklch": {
    "l": 0.3045,
    "c": 0.13599,
    "h": 275.7
  },
  "luminance": 0.02496
}

Semantic roles & 50–950 ramp

primary

#211F71

secondary

#A3A547

accent

#E048DC

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #211F71

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

Preview Lab → · Contrast checker → · Palette generator →