#2B2B88#2B2B88

#2B2B88 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.5% C 0.150 H 275.6°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#2B2B88
RGB	rgb(43, 43, 136)
HSL	hsl(240, 52%, 35%)
HSV	hsv(240, 68%, 53%)
CMYK	cmyk(68.4%, 68.4%, 0%, 46.7%)
CIE-LAB	lab(23.73, 31.12, -51.86)
CIE-LCH	lch(23.73, 60.48, 300.97°)
OKLab	oklab(35.54% 0.0146 -0.1497)
OKLCH	oklch(35.54% 0.15 275.6)
XYZ	xyz(6.3026, 4.0184, 23.7313)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2B88 #88882B

analogous

#2B5988 #2B2B88 #592B88

triadic

#2B2B88 #882B2B #2B882B

tetradic

#2B2B88 #882B59 #88882B #2B8859

square

#2B2B88 #882B59 #88882B #2B8859

split-complementary

#2B2B88 #88592B #59882B

monochromatic

#0E0E2B #1C1C5A #2B2B88 #3A3AB6 #6161CD

Accessibility & contrast

On white

11.64

#2B2B88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#2B2B88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2B88

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2B88	#FFFFFF	#000000	##FFFFFF
##2B2B88	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8B

Deuteranopia (green-blind)

#003486

Tritanopia (blue-blind)

#004355

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2b2b88;
/* rgb */ color: rgb(43, 43, 136);
/* oklch */ color: oklch(35.5% 0.150 275.6);

Tailwind

colors: {
  custom: {
    50: '#7165ac',
    500: '#2b2b88',
    950: '#000000',
  },
}

SCSS

$custom: #2b2b88;
$custom-light: #7165ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2b88",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 136
  },
  "hsl": {
    "h": 240,
    "s": 51.955,
    "l": 35.098
  },
  "oklch": {
    "l": 0.35542,
    "c": 0.15038,
    "h": 275.6
  },
  "luminance": 0.04019
}

Semantic roles & 50–950 ramp

primary

#2B2B88

secondary

#B3B35C

accent

#DB4CDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090510

muted

#7B7A7F

Preview Lab

Preview with #2B2B88

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

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