#211F8C#211F8C

#211F8C is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.4% C 0.171 H 272.9°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#211F8C
RGB	rgb(33, 31, 140)
HSL	hsl(241, 64%, 34%)
HSV	hsv(241, 78%, 55%)
CMYK	cmyk(76.4%, 77.9%, 0%, 45.1%)
CIE-LAB	lab(20.81, 38.73, -59.18)
CIE-LCH	lch(20.81, 70.73, 303.20°)
OKLab	oklab(33.4% 0.0085 -0.1713)
OKLCH	oklch(33.4% 0.171 272.9)
XYZ	xyz(5.8492, 3.1961, 25.1145)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211F8C #8A8C1F

analogous

#1F538C #211F8C #571F8C

triadic

#211F8C #8C211F #1F8C21

tetradic

#211F8C #8C1F53 #8A8C1F #1F8C57

square

#211F8C #8C1F53 #8A8C1F #1F8C57

split-complementary

#211F8C #8C571F #538C1F

monochromatic

#090928 #15145A #211F8C #2D2ABE #504ED8

Accessibility & contrast

On white

12.81

#211F8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#211F8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211F8C

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211F8C	#FFFFFF	#000000	##FFFFFF
##211F8C	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378F

Deuteranopia (green-blind)

#002D8A

Tritanopia (blue-blind)

#003F54

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #211f8c;
/* rgb */ color: rgb(33, 31, 140);
/* oklch */ color: oklch(33.4% 0.171 272.9);

Tailwind

colors: {
  custom: {
    50: '#6f5caf',
    500: '#211f8c',
    950: '#000000',
  },
}

SCSS

$custom: #211f8c;
$custom-light: #6f5caf;
$custom-dark: #000000;

JSON

{
  "hex": "#211f8c",
  "rgb": {
    "r": 33,
    "g": 31,
    "b": 140
  },
  "hsl": {
    "h": 241.101,
    "s": 63.743,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33398,
    "c": 0.17148,
    "h": 272.9
  },
  "luminance": 0.03197
}

Semantic roles & 50–950 ramp

primary

#211F8C

secondary

#B9BB4C

accent

#E741E4

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #211F8C

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

Preview Lab → · Contrast checker → · Palette generator →