#212DA9#212DA9

#212DA9 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.7% C 0.194 H 269.4°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#212DA9
RGB	rgb(33, 45, 169)
HSL	hsl(235, 67%, 40%)
HSV	hsv(235, 80%, 66%)
CMYK	cmyk(80.5%, 73.4%, 0%, 33.7%)
CIE-LAB	lab(26.92, 40.57, -66.88)
CIE-LCH	lch(26.92, 78.22, 301.24°)
OKLab	oklab(38.68% -0.0021 -0.1937)
OKLCH	oklch(38.68% 0.194 269.4)
XYZ	xyz(8.7246, 5.0637, 38.0460)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212DA9 #A99D21

analogous

#2171A9 #212DA9 #5921A9

triadic

#212DA9 #A9212D #2DA921

tetradic

#212DA9 #A92171 #A99D21 #21A959

square

#212DA9 #A92171 #A99D21 #21A959

split-complementary

#212DA9 #A95921 #71A921

monochromatic

#0D1243 #171F76 #212DA9 #313FD7 #646FE1

Accessibility & contrast

On white

10.43

#212DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#212DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212DA9

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212DA9	#FFFFFF	#000000	##FFFFFF
##212DA9	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AD

Deuteranopia (green-blind)

#0039A7

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #212da9;
/* rgb */ color: rgb(33, 45, 169);
/* oklch */ color: oklch(38.7% 0.194 269.4);

Tailwind

colors: {
  custom: {
    50: '#7667c4',
    500: '#212da9',
    950: '#000000',
  },
}

SCSS

$custom: #212da9;
$custom-light: #7667c4;
$custom-dark: #000000;

JSON

{
  "hex": "#212da9",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 169
  },
  "hsl": {
    "h": 234.706,
    "s": 67.327,
    "l": 39.608
  },
  "oklch": {
    "l": 0.38677,
    "c": 0.19375,
    "h": 269.4
  },
  "luminance": 0.05065
}

Semantic roles & 50–950 ramp

primary

#212DA9

secondary

#C6BD60

accent

#DB3EEA

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #212DA9

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

Preview Lab → · Contrast checker → · Palette generator →