#211C7F#211C7F

#211C7F is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.5% C 0.158 H 274.6°. Best body text is #FFFFFF at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#211C7F
RGB	rgb(33, 28, 127)
HSL	hsl(243, 64%, 30%)
HSV	hsv(243, 78%, 50%)
CMYK	cmyk(74%, 78%, 0%, 50.2%)
CIE-LAB	lab(18.74, 36.00, -54.43)
CIE-LCH	lch(18.74, 65.26, 303.48°)
OKLab	oklab(31.5% 0.0128 -0.1574)
OKLCH	oklch(31.5% 0.158 274.6)
XYZ	xyz(4.8719, 2.6857, 20.3362)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211C7F #7A7F1C

analogous

#1C497F #211C7F #521C7F

triadic

#211C7F #7F211C #1C7F21

tetradic

#211C7F #7F1C49 #7A7F1C #1C7F52

square

#211C7F #7F1C49 #7A7F1C #1C7F52

split-complementary

#211C7F #7F521C #497F1C

monochromatic

#07061B #14114D #211C7F #2E27B1 #4840D5

Accessibility & contrast

On white

13.66

#211C7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#211C7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211C7F

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211C7F	#FFFFFF	#000000	##FFFFFF
##211C7F	1.00	13.66	1.54	13.66
#FFFFFF	13.66	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003282

Deuteranopia (green-blind)

#00297D

Tritanopia (blue-blind)

#00394C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #211c7f;
/* rgb */ color: rgb(33, 28, 127);
/* oklch */ color: oklch(31.5% 0.158 274.6);

Tailwind

colors: {
  custom: {
    50: '#6c5aa5',
    500: '#211c7f',
    950: '#000000',
  },
}

SCSS

$custom: #211c7f;
$custom-light: #6c5aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#211c7f",
  "rgb": {
    "r": 33,
    "g": 28,
    "b": 127
  },
  "hsl": {
    "h": 243.03,
    "s": 63.871,
    "l": 30.392
  },
  "oklch": {
    "l": 0.315,
    "c": 0.15793,
    "h": 274.6
  },
  "luminance": 0.02686
}

Semantic roles & 50–950 ramp

primary

#211C7F

secondary

#ADB344

accent

#E741DF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #211C7F

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

Preview Lab → · Contrast checker → · Palette generator →