#2B2F88#2B2F88

#2B2F88 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.3% C 0.145 H 274.5°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#2B2F88
RGB	rgb(43, 47, 136)
HSL	hsl(237, 52%, 35%)
HSV	hsv(237, 68%, 53%)
CMYK	cmyk(68.4%, 65.4%, 0%, 46.7%)
CIE-LAB	lab(24.71, 28.51, -50.25)
CIE-LCH	lch(24.71, 57.77, 299.57°)
OKLab	oklab(36.26% 0.0114 -0.1449)
OKLCH	oklch(36.26% 0.145 274.5)
XYZ	xyz(6.4552, 4.3236, 23.7821)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2F88 #88842B

analogous

#2B5E88 #2B2F88 #552B88

triadic

#2B2F88 #882B2F #2F882B

tetradic

#2B2F88 #882B5E #88842B #2B8855

square

#2B2F88 #882B5E #88842B #2B8855

split-complementary

#2B2F88 #88552B #5E882B

monochromatic

#0E0F2B #1C1F5A #2B2F88 #3A3FB6 #6165CD

Accessibility & contrast

On white

11.26

#2B2F88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2B2F88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2F88

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2F88	#FFFFFF	#000000	##FFFFFF
##2B2F88	1.00	11.26	1.86	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8B

Deuteranopia (green-blind)

#003786

Tritanopia (blue-blind)

#004657

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b2f88;
/* rgb */ color: rgb(43, 47, 136);
/* oklch */ color: oklch(36.3% 0.145 274.5);

Tailwind

colors: {
  custom: {
    50: '#7167ac',
    500: '#2b2f88',
    950: '#000000',
  },
}

SCSS

$custom: #2b2f88;
$custom-light: #7167ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2f88",
  "rgb": {
    "r": 43,
    "g": 47,
    "b": 136
  },
  "hsl": {
    "h": 237.419,
    "s": 51.955,
    "l": 35.098
  },
  "oklch": {
    "l": 0.36257,
    "c": 0.1454,
    "h": 274.5
  },
  "luminance": 0.04324
}

Semantic roles & 50–950 ramp

primary

#2B2F88

secondary

#B3AF5C

accent

#D54CDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2B2F88

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

Preview Lab → · Contrast checker → · Palette generator →