#211FA0#211FA0

#211FA0 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.7% C 0.196 H 271.2°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#211FA0
RGB	rgb(33, 31, 160)
HSL	hsl(241, 68%, 37%)
HSV	hsv(241, 81%, 63%)
CMYK	cmyk(79.4%, 80.6%, 0%, 37.3%)
CIE-LAB	lab(23.14, 45.39, -67.67)
CIE-LCH	lch(23.14, 81.48, 303.85°)
OKLab	oklab(35.71% 0.0043 -0.1959)
OKLCH	oklch(35.71% 0.196 271.2)
XYZ	xyz(7.4602, 3.8405, 33.5990)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211FA0 #9EA01F

analogous

#1F5EA0 #211FA0 #611FA0

triadic

#211FA0 #A0211F #1FA021

tetradic

#211FA0 #A01F5E #9EA01F #1FA061

square

#211FA0 #A01F5E #9EA01F #1FA061

split-complementary

#211FA0 #A0611F #5EA01F

monochromatic

#0C0B39 #16156D #211FA0 #2C29D3 #5C5ADF

Accessibility & contrast

On white

11.88

#211FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#211FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211FA0

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211FA0	#FFFFFF	#000000	##FFFFFF
##211FA0	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA4

Deuteranopia (green-blind)

#00319E

Tritanopia (blue-blind)

#004760

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #211fa0;
/* rgb */ color: rgb(33, 31, 160);
/* oklch */ color: oklch(35.7% 0.196 271.2);

Tailwind

colors: {
  custom: {
    50: '#755ebd',
    500: '#211fa0',
    950: '#000000',
  },
}

SCSS

$custom: #211fa0;
$custom-light: #755ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#211fa0",
  "rgb": {
    "r": 33,
    "g": 31,
    "b": 160
  },
  "hsl": {
    "h": 240.93,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.35709,
    "c": 0.19595,
    "h": 271.2
  },
  "luminance": 0.03841
}

Semantic roles & 50–950 ramp

primary

#211FA0

secondary

#C1C358

accent

#EA3DE8

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #211FA0

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

Preview Lab → · Contrast checker → · Palette generator →