#211FBD#211FBD

#211FBD is a dark, highly saturated blue. Relative luminance 0.050; OKLCH L 39.2% C 0.229 H 269.5°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#211FBD
RGB	rgb(33, 31, 189)
HSL	hsl(241, 72%, 43%)
HSV	hsv(241, 84%, 74%)
CMYK	cmyk(82.5%, 83.6%, 0%, 25.9%)
CIE-LAB	lab(26.67, 54.47, -79.23)
CIE-LCH	lch(26.67, 96.15, 304.51°)
OKLab	oklab(39.17% -0.002 -0.2293)
OKLCH	oklch(39.17% 0.229 269.5)
XYZ	xyz(10.2994, 4.9762, 48.5519)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211FBD #BBBD1F

analogous

#1F6CBD #211FBD #701FBD

triadic

#211FBD #BD211F #1FBD21

tetradic

#211FBD #BD1F6C #BBBD1F #1FBD70

square

#211FBD #BD1F6C #BBBD1F #1FBD70

split-complementary

#211FBD #BD701F #6CBD1F

monochromatic

#0F0E54 #181688 #211FBD #3D3ADF #716FE7

Accessibility & contrast

On white

10.52

#211FBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#211FBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211FBD

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211FBD	#FFFFFF	#000000	##FFFFFF
##211FBD	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047C1

Deuteranopia (green-blind)

#0037BA

Tritanopia (blue-blind)

#005371

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #211fbd;
/* rgb */ color: rgb(33, 31, 189);
/* oklch */ color: oklch(39.2% 0.229 269.5);

Tailwind

colors: {
  custom: {
    50: '#7c60d2',
    500: '#211fbd',
    950: '#000000',
  },
}

SCSS

$custom: #211fbd;
$custom-light: #7c60d2;
$custom-dark: #000000;

JSON

{
  "hex": "#211fbd",
  "rgb": {
    "r": 33,
    "g": 31,
    "b": 189
  },
  "hsl": {
    "h": 240.759,
    "s": 71.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.39171,
    "c": 0.22936,
    "h": 269.5
  },
  "luminance": 0.04977
}

Semantic roles & 50–950 ramp

primary

#211FBD

secondary

#CCCE6A

accent

#EF39EC

background

#F8F5FD

surface

#F0EAFA

border

#CBC6D3

text

#0C0514

muted

#7D7983

Preview Lab

Preview with #211FBD

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

Preview Lab → · Contrast checker → · Palette generator →