#2B376A#2B376A

#2B376A is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.4% C 0.090 H 271.2°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#2B376A
RGB	rgb(43, 55, 106)
HSL	hsl(229, 42%, 29%)
HSV	hsv(229, 59%, 42%)
CMYK	cmyk(59.4%, 48.1%, 0%, 58.4%)
CIE-LAB	lab(24.60, 11.90, -31.43)
CIE-LCH	lch(24.60, 33.61, 290.74°)
OKLab	oklab(35.44% 0.0019 -0.0895)
OKLCH	oklch(35.44% 0.09 271.2)
XYZ	xyz(4.9631, 4.2862, 14.1987)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B376A #6A5E2B

analogous

#2B576A #2B376A #3F2B6A

triadic

#2B376A #6A2B37 #376A2B

tetradic

#2B376A #6A2B57 #6A5E2B #2B6A3F

square

#2B376A #6A2B57 #6A5E2B #2B6A3F

split-complementary

#2B376A #6A3F2B #576A2B

monochromatic

#090B16 #19203E #2B376A #3D4E96 #5568BA

Accessibility & contrast

On white

11.31

#2B376A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2B376A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B376A

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B376A	#FFFFFF	#000000	##FFFFFF
##2B376A	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203D6C

Deuteranopia (green-blind)

#183869

Tritanopia (blue-blind)

#05424B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b376a;
/* rgb */ color: rgb(43, 55, 106);
/* oklch */ color: oklch(35.4% 0.090 271.2);

Tailwind

colors: {
  custom: {
    50: '#6a6d95',
    500: '#2b376a',
    950: '#000000',
  },
}

SCSS

$custom: #2b376a;
$custom-light: #6a6d95;
$custom-dark: #000000;

JSON

{
  "hex": "#2b376a",
  "rgb": {
    "r": 43,
    "g": 55,
    "b": 106
  },
  "hsl": {
    "h": 228.571,
    "s": 42.282,
    "l": 29.216
  },
  "oklch": {
    "l": 0.35435,
    "c": 0.08955,
    "h": 271.2
  },
  "luminance": 0.04287
}

Semantic roles & 50–950 ramp

primary

#2B376A

secondary

#9C8E55

accent

#BA56D2

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #2B376A

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

Preview Lab → · Contrast checker → · Palette generator →