#2B218F#2B218F

#2B218F is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.7% C 0.171 H 276.8°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#2B218F
RGB	rgb(43, 33, 143)
HSL	hsl(245, 63%, 35%)
HSV	hsv(245, 77%, 56%)
CMYK	cmyk(69.9%, 76.9%, 0%, 43.9%)
CIE-LAB	lab(22.25, 39.58, -58.66)
CIE-LCH	lch(22.25, 70.77, 304.01°)
OKLab	oklab(34.69% 0.0201 -0.1695)
OKLCH	oklch(34.69% 0.171 276.8)
XYZ	xyz(6.4964, 3.5839, 26.3307)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B218F #858F21

analogous

#214E8F #2B218F #62218F

triadic

#2B218F #8F2B21 #218F2B

tetradic

#2B218F #8F214E #858F21 #218F62

square

#2B218F #8F214E #858F21 #218F62

split-complementary

#2B218F #8F6221 #4E8F21

monochromatic

#0D0A2C #1C165D #2B218F #3A2CC1 #5F53D7

Accessibility & contrast

On white

12.23

#2B218F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2B218F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B218F

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B218F	#FFFFFF	#000000	##FFFFFF
##2B218F	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A92

Deuteranopia (green-blind)

#00308D

Tritanopia (blue-blind)

#004156

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2b218f;
/* rgb */ color: rgb(43, 33, 143);
/* oklch */ color: oklch(34.7% 0.171 276.8);

Tailwind

colors: {
  custom: {
    50: '#745eb1',
    500: '#2b218f',
    950: '#000000',
  },
}

SCSS

$custom: #2b218f;
$custom-light: #745eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b218f",
  "rgb": {
    "r": 43,
    "g": 33,
    "b": 143
  },
  "hsl": {
    "h": 245.455,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34691,
    "c": 0.17072,
    "h": 276.8
  },
  "luminance": 0.03584
}

Semantic roles & 50–950 ramp

primary

#2B218F

secondary

#B1BB51

accent

#E642D7

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #2B218F

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

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