#211B6F#211B6F

#211B6F is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.6% C 0.138 H 277.0°. Best body text is #FFFFFF at 14.47:1 contrast (WCAG AA passes).

Color values

HEX	#211B6F
RGB	rgb(33, 27, 111)
HSL	hsl(244, 61%, 27%)
HSV	hsv(244, 76%, 44%)
CMYK	cmyk(70.3%, 75.7%, 0%, 56.5%)
CIE-LAB	lab(16.77, 31.02, -47.40)
CIE-LCH	lch(16.77, 56.65, 303.20°)
OKLab	oklab(29.58% 0.0168 -0.1369)
OKLCH	oklch(29.58% 0.138 277)
XYZ	xyz(3.8874, 2.2546, 15.2662)
Luminance	0.0226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211B6F #696F1B

analogous

#1B3F6F #211B6F #4B1B6F

triadic

#211B6F #6F211B #1B6F21

tetradic

#211B6F #6F1B3F #696F1B #1B6F4B

square

#211B6F #6F1B3F #696F1B #1B6F4B

split-complementary

#211B6F #6F4B1B #3F6F1B

monochromatic

#070619 #120F3E #211B6F #3027A0 #4136CE

Accessibility & contrast

On white

14.47

#211B6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#211B6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211B6F

14.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211B6F	#FFFFFF	#000000	##FFFFFF
##211B6F	1.00	14.47	1.45	14.47
#FFFFFF	14.47	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D71

Deuteranopia (green-blind)

#00266D

Tritanopia (blue-blind)

#003243

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #211b6f;
/* rgb */ color: rgb(33, 27, 111);
/* oklch */ color: oklch(29.6% 0.138 277.0);

Tailwind

colors: {
  custom: {
    50: '#695899',
    500: '#211b6f',
    950: '#000000',
  },
}

SCSS

$custom: #211b6f;
$custom-light: #695899;
$custom-dark: #000000;

JSON

{
  "hex": "#211b6f",
  "rgb": {
    "r": 33,
    "g": 27,
    "b": 111
  },
  "hsl": {
    "h": 244.286,
    "s": 60.87,
    "l": 27.059
  },
  "oklch": {
    "l": 0.2958,
    "c": 0.13795,
    "h": 277
  },
  "luminance": 0.02255
}

Semantic roles & 50–950 ramp

primary

#211B6F

secondary

#9DA442

accent

#E444D9

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #211B6F

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

Preview Lab → · Contrast checker → · Palette generator →