#2D43AB#2D43AB

#2D43AB is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.3% C 0.168 H 269.0°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#2D43AB
RGB	rgb(45, 67, 171)
HSL	hsl(230, 58%, 42%)
HSV	hsv(230, 74%, 67%)
CMYK	cmyk(73.7%, 60.8%, 0%, 32.9%)
CIE-LAB	lab(32.94, 28.47, -58.16)
CIE-LCH	lch(32.94, 64.75, 296.08°)
OKLab	oklab(43.29% -0.003 -0.1679)
OKLCH	oklch(43.29% 0.168 269)
XYZ	xyz(10.4375, 7.5114, 39.4199)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D43AB #AB952D

analogous

#2D82AB #2D43AB #562DAB

triadic

#2D43AB #AB2D43 #43AB2D

tetradic

#2D43AB #AB2D82 #AB952D #2DAB56

square

#2D43AB #AB2D82 #AB952D #2DAB56

split-complementary

#2D43AB #AB562D #82AB2D

monochromatic

#141D4A #20307B #2D43AB #475ECE #7789DB

Accessibility & contrast

On white

8.39

#2D43AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2D43AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D43AB

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D43AB	#FFFFFF	#000000	##FFFFFF
##2D43AB	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AE

Deuteranopia (green-blind)

#0048A9

Tritanopia (blue-blind)

#005D70

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2d43ab;
/* rgb */ color: rgb(45, 67, 171);
/* oklch */ color: oklch(43.3% 0.168 269.0);

Tailwind

colors: {
  custom: {
    50: '#7877c5',
    500: '#2d43ab',
    950: '#000000',
  },
}

SCSS

$custom: #2d43ab;
$custom-light: #7877c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2d43ab",
  "rgb": {
    "r": 45,
    "g": 67,
    "b": 171
  },
  "hsl": {
    "h": 229.524,
    "s": 58.333,
    "l": 42.353
  },
  "oklch": {
    "l": 0.43292,
    "c": 0.16794,
    "h": 269
  },
  "luminance": 0.07512
}

Semantic roles & 50–950 ramp

primary

#2D43AB

secondary

#C3B571

accent

#C646E2

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2D43AB

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

Preview Lab → · Contrast checker → · Palette generator →