#2B2DB4#2B2DB4

#2B2DB4 is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.4% C 0.205 H 271.9°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#2B2DB4
RGB	rgb(43, 45, 180)
HSL	hsl(239, 61%, 44%)
HSV	hsv(239, 76%, 71%)
CMYK	cmyk(76.1%, 75%, 0%, 29.4%)
CIE-LAB	lab(28.60, 45.12, -70.66)
CIE-LCH	lch(28.60, 83.84, 302.56°)
OKLab	oklab(40.37% 0.0067 -0.2045)
OKLCH	oklch(40.37% 0.205 271.9)
XYZ	xyz(10.1701, 5.6846, 43.7324)
Luminance	0.0569 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2DB4 #B4B22B

analogous

#2B71B4 #2B2DB4 #6D2BB4

triadic

#2B2DB4 #B42B2D #2DB42B

tetradic

#2B2DB4 #B42B71 #B4B22B #2BB46D

square

#2B2DB4 #B42B71 #B4B22B #2BB46D

split-complementary

#2B2DB4 #B46D2B #71B42B

monochromatic

#131451 #1F2183 #2B2DB4 #494BD3 #7A7CDF

Accessibility & contrast

On white

9.83

#2B2DB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#2B2DB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2DB4

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2DB4	#FFFFFF	#000000	##FFFFFF
##2B2DB4	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB8

Deuteranopia (green-blind)

#003DB2

Tritanopia (blue-blind)

#00556E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2b2db4;
/* rgb */ color: rgb(43, 45, 180);
/* oklch */ color: oklch(40.4% 0.205 271.9);

Tailwind

colors: {
  custom: {
    50: '#7c68cc',
    500: '#2b2db4',
    950: '#000000',
  },
}

SCSS

$custom: #2b2db4;
$custom-light: #7c68cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2db4",
  "rgb": {
    "r": 43,
    "g": 45,
    "b": 180
  },
  "hsl": {
    "h": 239.124,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.40366,
    "c": 0.20466,
    "h": 271.9
  },
  "luminance": 0.05686
}

Semantic roles & 50–950 ramp

primary

#2B2DB4

secondary

#C7C673

accent

#E243E5

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0614

muted

#7C7A82

Preview Lab

Preview with #2B2DB4

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

Preview Lab → · Contrast checker → · Palette generator →