#211F7B#211F7B

#211F7B is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.5% C 0.150 H 274.6°. Best body text is #FFFFFF at 13.58:1 contrast (WCAG AA passes).

Color values

HEX	#211F7B
RGB	rgb(33, 31, 123)
HSL	hsl(241, 60%, 30%)
HSV	hsv(241, 75%, 48%)
CMYK	cmyk(73.2%, 74.8%, 0%, 51.8%)
CIE-LAB	lab(18.94, 32.80, -51.55)
CIE-LCH	lch(18.94, 61.10, 302.47°)
OKLab	oklab(31.51% 0.0119 -0.149)
OKLCH	oklch(31.51% 0.15 274.6)
XYZ	xyz(4.6912, 2.7329, 19.0153)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211F7B #797B1F

analogous

#1F4B7B #211F7B #4F1F7B

triadic

#211F7B #7B211F #1F7B21

tetradic

#211F7B #7B1F4B #797B1F #1F7B4F

square

#211F7B #7B1F4B #797B1F #1F7B4F

split-complementary

#211F7B #7B4F1F #4B7B1F

monochromatic

#070619 #14134A #211F7B #2E2BAC #4744D0

Accessibility & contrast

On white

13.58

#211F7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#211F7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211F7B

13.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211F7B	#FFFFFF	#000000	##FFFFFF
##211F7B	1.00	13.58	1.55	13.58
#FFFFFF	13.58	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327E

Deuteranopia (green-blind)

#002A79

Tritanopia (blue-blind)

#00394B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #211f7b;
/* rgb */ color: rgb(33, 31, 123);
/* oklch */ color: oklch(31.5% 0.150 274.6);

Tailwind

colors: {
  custom: {
    50: '#6b5ca2',
    500: '#211f7b',
    950: '#000000',
  },
}

SCSS

$custom: #211f7b;
$custom-light: #6b5ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#211f7b",
  "rgb": {
    "r": 33,
    "g": 31,
    "b": 123
  },
  "hsl": {
    "h": 241.304,
    "s": 59.74,
    "l": 30.196
  },
  "oklch": {
    "l": 0.31513,
    "c": 0.14951,
    "h": 274.6
  },
  "luminance": 0.02733
}

Semantic roles & 50–950 ramp

primary

#211F7B

secondary

#ACAE48

accent

#E345DF

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #211F7B

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

Preview Lab → · Contrast checker → · Palette generator →