#2B2FB0#2B2FB0

#2B2FB0 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.2% C 0.198 H 271.9°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#2B2FB0
RGB	rgb(43, 47, 176)
HSL	hsl(238, 61%, 43%)
HSV	hsv(238, 76%, 69%)
CMYK	cmyk(75.6%, 73.3%, 0%, 31%)
CIE-LAB	lab(28.59, 42.63, -68.29)
CIE-LCH	lch(28.59, 80.51, 301.97°)
OKLab	oklab(40.23% 0.0065 -0.1977)
OKLCH	oklch(40.23% 0.198 271.9)
XYZ	xyz(9.8466, 5.6802, 41.6433)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.47

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2FB0 #B0AC2B

analogous

#2B72B0 #2B2FB0 #692BB0

triadic

#2B2FB0 #B02B2F #2FB02B

tetradic

#2B2FB0 #B02B72 #B0AC2B #2BB069

square

#2B2FB0 #B02B72 #B0AC2B #2BB069

split-complementary

#2B2FB0 #B0692B #72B02B

monochromatic

#13154E #1F227F #2B2FB0 #464BD2 #787BDE

Accessibility & contrast

On white

9.83

#2B2FB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#2B2FB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2FB0

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2FB0	#FFFFFF	#000000	##FFFFFF
##2B2FB0	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)

#004AB4

Deuteranopia (green-blind)

#003DAE

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2b2fb0;
/* rgb */ color: rgb(43, 47, 176);
/* oklch */ color: oklch(40.2% 0.198 271.9);

Tailwind

colors: {
  custom: {
    50: '#7a69c9',
    500: '#2b2fb0',
    950: '#000000',
  },
}

SCSS

$custom: #2b2fb0;
$custom-light: #7a69c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2fb0",
  "rgb": {
    "r": 43,
    "g": 47,
    "b": 176
  },
  "hsl": {
    "h": 238.195,
    "s": 60.731,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40233,
    "c": 0.19778,
    "h": 271.9
  },
  "luminance": 0.05681
}

Semantic roles & 50–950 ramp

primary

#2B2FB0

secondary

#C6C371

accent

#DF44E4

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2B2FB0

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

Preview Lab → · Contrast checker → · Palette generator →