#212AA9#212AA9

#212AA9 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.2% C 0.197 H 269.7°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#212AA9
RGB	rgb(33, 42, 169)
HSL	hsl(236, 67%, 40%)
HSV	hsv(236, 80%, 66%)
CMYK	cmyk(80.5%, 75.1%, 0%, 33.7%)
CIE-LAB	lab(26.28, 42.34, -67.92)
CIE-LCH	lch(26.28, 80.04, 301.94°)
OKLab	oklab(38.23% -0.001 -0.1968)
OKLCH	oklch(38.23% 0.197 269.7)
XYZ	xyz(8.6141, 4.8428, 38.0092)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212AA9 #A9A021

analogous

#216EA9 #212AA9 #5C21A9

triadic

#212AA9 #A9212A #2AA921

tetradic

#212AA9 #A9216E #A9A021 #21A95C

square

#212AA9 #A9216E #A9A021 #21A95C

split-complementary

#212AA9 #A95C21 #6EA921

monochromatic

#0D1143 #171D76 #212AA9 #313CD7 #646CE1

Accessibility & contrast

On white

10.67

#212AA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#212AA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212AA9

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212AA9	#FFFFFF	#000000	##FFFFFF
##212AA9	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AD

Deuteranopia (green-blind)

#0037A7

Tritanopia (blue-blind)

#004F67

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #212aa9;
/* rgb */ color: rgb(33, 42, 169);
/* oklch */ color: oklch(38.2% 0.197 269.7);

Tailwind

colors: {
  custom: {
    50: '#7665c4',
    500: '#212aa9',
    950: '#000000',
  },
}

SCSS

$custom: #212aa9;
$custom-light: #7665c4;
$custom-dark: #000000;

JSON

{
  "hex": "#212aa9",
  "rgb": {
    "r": 33,
    "g": 42,
    "b": 169
  },
  "hsl": {
    "h": 236.029,
    "s": 67.327,
    "l": 39.608
  },
  "oklch": {
    "l": 0.38226,
    "c": 0.19676,
    "h": 269.7
  },
  "luminance": 0.04844
}

Semantic roles & 50–950 ramp

primary

#212AA9

secondary

#C6BF60

accent

#DF3EEA

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #212AA9

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

Preview Lab → · Contrast checker → · Palette generator →