#2D42BB#2D42BB

#2D42BB is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.5% C 0.190 H 269.2°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#2D42BB
RGB	rgb(45, 66, 187)
HSL	hsl(231, 61%, 45%)
HSV	hsv(231, 76%, 73%)
CMYK	cmyk(75.9%, 64.7%, 0%, 26.7%)
CIE-LAB	lab(34.07, 35.00, -65.81)
CIE-LCH	lch(34.07, 74.54, 298.01°)
OKLab	oklab(44.55% -0.0027 -0.1903)
OKLCH	oklch(44.55% 0.19 269.2)
XYZ	xyz(11.9970, 8.0409, 47.9238)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.67

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D42BB #BBA62D

analogous

#2D89BB #2D42BB #5F2DBB

triadic

#2D42BB #BB2D42 #42BB2D

tetradic

#2D42BB #BB2D89 #BBA62D #2DBB5F

square

#2D42BB #BB2D89 #BBA62D #2DBB5F

split-complementary

#2D42BB #BB5F2D #89BB2D

monochromatic

#151F58 #21318A #2D42BB #5064D5 #8290E1

Accessibility & contrast

On white

8.05

#2D42BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2D42BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D42BB

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D42BB	#FFFFFF	#000000	##FFFFFF
##2D42BB	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BF

Deuteranopia (green-blind)

#004AB9

Tritanopia (blue-blind)

#006278

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2d42bb;
/* rgb */ color: rgb(45, 66, 187);
/* oklch */ color: oklch(44.5% 0.190 269.2);

Tailwind

colors: {
  custom: {
    50: '#7c76d0',
    500: '#2d42bb',
    950: '#000000',
  },
}

SCSS

$custom: #2d42bb;
$custom-light: #7c76d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d42bb",
  "rgb": {
    "r": 45,
    "g": 66,
    "b": 187
  },
  "hsl": {
    "h": 231.127,
    "s": 61.207,
    "l": 45.49
  },
  "oklch": {
    "l": 0.44547,
    "c": 0.19037,
    "h": 269.2
  },
  "luminance": 0.08042
}

Semantic roles & 50–950 ramp

primary

#2D42BB

secondary

#CABE7A

accent

#CD43E4

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2D42BB

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

Preview Lab → · Contrast checker → · Palette generator →