#2D189B#2D189B

#2D189B is a dark, vivid blue. Relative luminance 0.036; OKLCH L 35.1% C 0.192 H 277.1°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#2D189B
RGB	rgb(45, 24, 155)
HSL	hsl(250, 73%, 35%)
HSV	hsv(250, 85%, 61%)
CMYK	cmyk(71%, 84.5%, 0%, 39.2%)
CIE-LAB	lab(22.22, 48.02, -66.11)
CIE-LCH	lch(22.22, 81.71, 305.99°)
OKLab	oklab(35.12% 0.0238 -0.191)
OKLCH	oklch(35.12% 0.192 277.1)
XYZ	xyz(7.3233, 3.5770, 31.3085)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D189B #869B18

analogous

#18459B #2D189B #6E189B

triadic

#2D189B #9B2D18 #189B2D

tetradic

#2D189B #9B1845 #869B18 #189B6E

square

#2D189B #9B1845 #869B18 #189B6E

split-complementary

#2D189B #9B6E18 #459B18

monochromatic

#0E0831 #1E1066 #2D189B #3C20D0 #634AE3

Accessibility & contrast

On white

12.24

#2D189B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2D189B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D189B

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D189B	#FFFFFF	#000000	##FFFFFF
##2D189B	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A9E

Deuteranopia (green-blind)

#003099

Tritanopia (blue-blind)

#00425C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2d189b;
/* rgb */ color: rgb(45, 24, 155);
/* oklch */ color: oklch(35.1% 0.192 277.1);

Tailwind

colors: {
  custom: {
    50: '#785bba',
    500: '#2d189b',
    950: '#000000',
  },
}

SCSS

$custom: #2d189b;
$custom-light: #785bba;
$custom-dark: #000000;

JSON

{
  "hex": "#2d189b",
  "rgb": {
    "r": 45,
    "g": 24,
    "b": 155
  },
  "hsl": {
    "h": 249.618,
    "s": 73.184,
    "l": 35.098
  },
  "oklch": {
    "l": 0.35115,
    "c": 0.19248,
    "h": 277.1
  },
  "luminance": 0.03578
}

Semantic roles & 50–950 ramp

primary

#2D189B

secondary

#B1C54A

accent

#F038D2

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2D189B

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

Preview Lab → · Contrast checker → · Palette generator →