#2B2FB1#2B2FB1

#2B2FB1 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.3% C 0.199 H 271.8°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#2B2FB1
RGB	rgb(43, 47, 177)
HSL	hsl(238, 61%, 43%)
HSV	hsv(238, 76%, 69%)
CMYK	cmyk(75.7%, 73.4%, 0%, 30.6%)
CIE-LAB	lab(28.69, 42.97, -68.72)
CIE-LCH	lch(28.69, 81.05, 302.02°)
OKLab	oklab(40.34% 0.0064 -0.1989)
OKLCH	oklch(40.34% 0.199 271.8)
XYZ	xyz(9.9459, 5.7199, 42.1663)
Luminance	0.0572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.39

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2FB1 #B1AD2B

analogous

#2B72B1 #2B2FB1 #6A2BB1

triadic

#2B2FB1 #B12B2F #2FB12B

tetradic

#2B2FB1 #B12B72 #B1AD2B #2BB16A

square

#2B2FB1 #B12B72 #B1AD2B #2BB16A

split-complementary

#2B2FB1 #B16A2B #72B12B

monochromatic

#13154F #1F2280 #2B2FB1 #474BD2 #787BDE

Accessibility & contrast

On white

9.79

#2B2FB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#2B2FB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2FB1

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2FB1	#FFFFFF	#000000	##FFFFFF
##2B2FB1	1.00	9.79	2.14	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB5

Deuteranopia (green-blind)

#003DAF

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2b2fb1;
/* rgb */ color: rgb(43, 47, 177);
/* oklch */ color: oklch(40.3% 0.199 271.8);

Tailwind

colors: {
  custom: {
    50: '#7b69ca',
    500: '#2b2fb1',
    950: '#000000',
  },
}

SCSS

$custom: #2b2fb1;
$custom-light: #7b69ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2fb1",
  "rgb": {
    "r": 43,
    "g": 47,
    "b": 177
  },
  "hsl": {
    "h": 238.209,
    "s": 60.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.40338,
    "c": 0.19902,
    "h": 271.8
  },
  "luminance": 0.05721
}

Semantic roles & 50–950 ramp

primary

#2B2FB1

secondary

#C6C472

accent

#DF44E4

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2B2FB1

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

Preview Lab → · Contrast checker → · Palette generator →