#2D43B2#2D43B2

#2D43B2 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.9% C 0.177 H 269.0°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#2D43B2
RGB	rgb(45, 67, 178)
HSL	hsl(230, 60%, 44%)
HSV	hsv(230, 75%, 70%)
CMYK	cmyk(74.7%, 62.4%, 0%, 30.2%)
CIE-LAB	lab(33.53, 31.06, -61.37)
CIE-LCH	lch(33.53, 68.78, 296.85°)
OKLab	oklab(43.91% -0.003 -0.1773)
OKLCH	oklch(43.91% 0.177 269)
XYZ	xyz(11.1225, 7.7854, 43.0274)
Luminance	0.0779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D43B2 #B29C2D

analogous

#2D85B2 #2D43B2 #592DB2

triadic

#2D43B2 #B22D43 #43B22D

tetradic

#2D43B2 #B22D85 #B29C2D #2DB259

square

#2D43B2 #B22D85 #B29C2D #2DB259

split-complementary

#2D43B2 #B2592D #85B22D

monochromatic

#141E50 #213181 #2D43B2 #4B61D1 #7C8CDE

Accessibility & contrast

On white

8.21

#2D43B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2D43B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D43B2

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D43B2	#FFFFFF	#000000	##FFFFFF
##2D43B2	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B6

Deuteranopia (green-blind)

#0049B0

Tritanopia (blue-blind)

#006074

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2d43b2;
/* rgb */ color: rgb(45, 67, 178);
/* oklch */ color: oklch(43.9% 0.177 269.0);

Tailwind

colors: {
  custom: {
    50: '#7a77ca',
    500: '#2d43b2',
    950: '#000000',
  },
}

SCSS

$custom: #2d43b2;
$custom-light: #7a77ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2d43b2",
  "rgb": {
    "r": 45,
    "g": 67,
    "b": 178
  },
  "hsl": {
    "h": 230.075,
    "s": 59.641,
    "l": 43.725
  },
  "oklch": {
    "l": 0.43911,
    "c": 0.17735,
    "h": 269
  },
  "luminance": 0.07787
}

Semantic roles & 50–950 ramp

primary

#2D43B2

secondary

#C6B975

accent

#C945E3

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #2D43B2

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

Preview Lab → · Contrast checker → · Palette generator →