#211B90#211B90

#211B90 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.3% C 0.180 H 272.9°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#211B90
RGB	rgb(33, 27, 144)
HSL	hsl(243, 68%, 34%)
HSV	hsv(243, 81%, 56%)
CMYK	cmyk(77.1%, 81.3%, 0%, 43.5%)
CIE-LAB	lab(20.52, 42.24, -62.16)
CIE-LCH	lch(20.52, 75.16, 304.20°)
OKLab	oklab(33.33% 0.0092 -0.1799)
OKLCH	oklch(33.33% 0.18 272.9)
XYZ	xyz(6.0515, 3.1202, 26.6635)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211B90 #8A901B

analogous

#1B4F90 #211B90 #5B1B90

triadic

#211B90 #90211B #1B9021

tetradic

#211B90 #901B4F #8A901B #1B905B

square

#211B90 #901B4F #8A901B #1B905B

split-complementary

#211B90 #905B1B #4F901B

monochromatic

#090829 #15115C #211B90 #2D25C4 #5049DD

Accessibility & contrast

On white

12.93

#211B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#211B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211B90

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211B90	#FFFFFF	#000000	##FFFFFF
##211B90	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003793

Deuteranopia (green-blind)

#002C8E

Tritanopia (blue-blind)

#003F56

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #211b90;
/* rgb */ color: rgb(33, 27, 144);
/* oklch */ color: oklch(33.3% 0.180 272.9);

Tailwind

colors: {
  custom: {
    50: '#715ab2',
    500: '#211b90',
    950: '#000000',
  },
}

SCSS

$custom: #211b90;
$custom-light: #715ab2;
$custom-dark: #000000;

JSON

{
  "hex": "#211b90",
  "rgb": {
    "r": 33,
    "g": 27,
    "b": 144
  },
  "hsl": {
    "h": 243.077,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33328,
    "c": 0.18011,
    "h": 272.9
  },
  "luminance": 0.03121
}

Semantic roles & 50–950 ramp

primary

#211B90

secondary

#B9BF48

accent

#EB3DE2

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #211B90

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

Preview Lab → · Contrast checker → · Palette generator →