#211C7C#211C7C

#211C7C is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.2% C 0.154 H 275.0°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#211C7C
RGB	rgb(33, 28, 124)
HSL	hsl(243, 63%, 30%)
HSV	hsv(243, 77%, 49%)
CMYK	cmyk(73.4%, 77.4%, 0%, 51.4%)
CIE-LAB	lab(18.40, 34.96, -53.07)
CIE-LCH	lch(18.40, 63.56, 303.38°)
OKLab	oklab(31.16% 0.0134 -0.1535)
OKLCH	oklch(31.16% 0.154 275)
XYZ	xyz(4.6793, 2.6086, 19.3218)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211C7C #777C1C

analogous

#1C477C #211C7C #511C7C

triadic

#211C7C #7C211C #1C7C21

tetradic

#211C7C #7C1C47 #777C1C #1C7C51

square

#211C7C #7C1C47 #777C1C #1C7C51

split-complementary

#211C7C #7C511C #477C1C

monochromatic

#070619 #14114A #211C7C #2E27AE #473FD4

Accessibility & contrast

On white

13.80

#211C7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#211C7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211C7C

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211C7C	#FFFFFF	#000000	##FFFFFF
##211C7C	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317F

Deuteranopia (green-blind)

#00287A

Tritanopia (blue-blind)

#00384A

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #211c7c;
/* rgb */ color: rgb(33, 28, 124);
/* oklch */ color: oklch(31.2% 0.154 275.0);

Tailwind

colors: {
  custom: {
    50: '#6c5aa3',
    500: '#211c7c',
    950: '#000000',
  },
}

SCSS

$custom: #211c7c;
$custom-light: #6c5aa3;
$custom-dark: #000000;

JSON

{
  "hex": "#211c7c",
  "rgb": {
    "r": 33,
    "g": 28,
    "b": 124
  },
  "hsl": {
    "h": 243.125,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31164,
    "c": 0.15406,
    "h": 275
  },
  "luminance": 0.02609
}

Semantic roles & 50–950 ramp

primary

#211C7C

secondary

#AAB044

accent

#E642DE

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #211C7C

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

Preview Lab → · Contrast checker → · Palette generator →