#212DA8#212DA8

#212DA8 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.6% C 0.193 H 269.4°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#212DA8
RGB	rgb(33, 45, 168)
HSL	hsl(235, 67%, 39%)
HSV	hsv(235, 80%, 66%)
CMYK	cmyk(80.4%, 73.2%, 0%, 34.1%)
CIE-LAB	lab(26.81, 40.21, -66.45)
CIE-LCH	lch(26.81, 77.67, 301.18°)
OKLab	oklab(38.57% -0.002 -0.1925)
OKLCH	oklch(38.57% 0.193 269.4)
XYZ	xyz(8.6310, 5.0263, 37.5535)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212DA8 #A89C21

analogous

#2170A8 #212DA8 #5921A8

triadic

#212DA8 #A8212D #2DA821

tetradic

#212DA8 #A82170 #A89C21 #21A859

square

#212DA8 #A82170 #A89C21 #21A859

split-complementary

#212DA8 #A85921 #70A821

monochromatic

#0D1242 #171F75 #212DA8 #303FD6 #636EE0

Accessibility & contrast

On white

10.47

#212DA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#212DA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212DA8

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212DA8	#FFFFFF	#000000	##FFFFFF
##212DA8	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AC

Deuteranopia (green-blind)

#0039A6

Tritanopia (blue-blind)

#005068

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #212da8;
/* rgb */ color: rgb(33, 45, 168);
/* oklch */ color: oklch(38.6% 0.193 269.4);

Tailwind

colors: {
  custom: {
    50: '#7567c3',
    500: '#212da8',
    950: '#000000',
  },
}

SCSS

$custom: #212da8;
$custom-light: #7567c3;
$custom-dark: #000000;

JSON

{
  "hex": "#212da8",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 168
  },
  "hsl": {
    "h": 234.667,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.3857,
    "c": 0.1925,
    "h": 269.4
  },
  "luminance": 0.05027
}

Semantic roles & 50–950 ramp

primary

#212DA8

secondary

#C5BC5F

accent

#DB3EEA

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #212DA8

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

Preview Lab → · Contrast checker → · Palette generator →