#2D42B0#2D42B0

#2D42B0 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.5% C 0.176 H 269.2°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#2D42B0
RGB	rgb(45, 66, 176)
HSL	hsl(230, 59%, 43%)
HSV	hsv(230, 74%, 69%)
CMYK	cmyk(74.4%, 62.5%, 0%, 31%)
CIE-LAB	lab(33.11, 30.98, -60.87)
CIE-LCH	lch(33.11, 68.30, 296.97°)
OKLab	oklab(43.55% -0.0023 -0.1759)
OKLCH	oklch(43.55% 0.176 269.2)
XYZ	xyz(10.8642, 7.5878, 41.9579)
Luminance	0.0759 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D42B0 #B09B2D

analogous

#2D83B0 #2D42B0 #5A2DB0

triadic

#2D42B0 #B02D42 #42B02D

tetradic

#2D42B0 #B02D83 #B09B2D #2DB05A

square

#2D42B0 #B02D83 #B09B2D #2DB05A

split-complementary

#2D42B0 #B05A2D #83B02D

monochromatic

#141D4F #21307F #2D42B0 #4A5FD1 #7A8ADD

Accessibility & contrast

On white

8.34

#2D42B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#2D42B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D42B0

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D42B0	#FFFFFF	#000000	##FFFFFF
##2D42B0	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B4

Deuteranopia (green-blind)

#0048AE

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2d42b0;
/* rgb */ color: rgb(45, 66, 176);
/* oklch */ color: oklch(43.5% 0.176 269.2);

Tailwind

colors: {
  custom: {
    50: '#7976c9',
    500: '#2d42b0',
    950: '#000000',
  },
}

SCSS

$custom: #2d42b0;
$custom-light: #7976c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2d42b0",
  "rgb": {
    "r": 45,
    "g": 66,
    "b": 176
  },
  "hsl": {
    "h": 230.382,
    "s": 59.276,
    "l": 43.333
  },
  "oklch": {
    "l": 0.43545,
    "c": 0.1759,
    "h": 269.2
  },
  "luminance": 0.07589
}

Semantic roles & 50–950 ramp

primary

#2D42B0

secondary

#C5B873

accent

#C945E2

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #2D42B0

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

Preview Lab → · Contrast checker → · Palette generator →