#2B42B4#2B42B4

#2B42B4 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.8% C 0.182 H 268.6°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#2B42B4
RGB	rgb(43, 66, 180)
HSL	hsl(230, 61%, 44%)
HSV	hsv(230, 76%, 71%)
CMYK	cmyk(76.1%, 63.3%, 0%, 29.4%)
CIE-LAB	lab(33.36, 32.23, -62.84)
CIE-LCH	lch(33.36, 70.62, 297.15°)
OKLab	oklab(43.81% -0.0043 -0.1817)
OKLCH	oklch(43.81% 0.182 268.6)
XYZ	xyz(11.1798, 7.7041, 44.0690)
Luminance	0.0770 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B42B4 #B49D2B

analogous

#2B86B4 #2B42B4 #582BB4

triadic

#2B42B4 #B42B42 #42B42B

tetradic

#2B42B4 #B42B86 #B49D2B #2BB458

square

#2B42B4 #B42B86 #B49D2B #2BB458

split-complementary

#2B42B4 #B4582B #86B42B

monochromatic

#131E51 #1F3083 #2B42B4 #4960D3 #7A8BDF

Accessibility & contrast

On white

8.26

#2B42B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2B42B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B42B4

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B42B4	#FFFFFF	#000000	##FFFFFF
##2B42B4	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B8

Deuteranopia (green-blind)

#0048B2

Tritanopia (blue-blind)

#006075

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2b42b4;
/* rgb */ color: rgb(43, 66, 180);
/* oklch */ color: oklch(43.8% 0.182 268.6);

Tailwind

colors: {
  custom: {
    50: '#7a76cb',
    500: '#2b42b4',
    950: '#000000',
  },
}

SCSS

$custom: #2b42b4;
$custom-light: #7a76cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b42b4",
  "rgb": {
    "r": 43,
    "g": 66,
    "b": 180
  },
  "hsl": {
    "h": 229.927,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4381,
    "c": 0.18174,
    "h": 268.6
  },
  "luminance": 0.07705
}

Semantic roles & 50–950 ramp

primary

#2B42B4

secondary

#C7B973

accent

#C943E5

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #2B42B4

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

Preview Lab → · Contrast checker → · Palette generator →