#2B2F8B#2B2F8B

#2B2F8B is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.5% C 0.150 H 274.3°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#2B2F8B
RGB	rgb(43, 47, 139)
HSL	hsl(238, 53%, 36%)
HSV	hsv(238, 69%, 55%)
CMYK	cmyk(69.1%, 66.2%, 0%, 45.5%)
CIE-LAB	lab(24.98, 29.60, -51.68)
CIE-LCH	lch(24.98, 59.55, 299.80°)
OKLab	oklab(36.54% 0.0112 -0.1491)
OKLCH	oklch(36.54% 0.15 274.3)
XYZ	xyz(6.6714, 4.4101, 24.9207)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2F8B #8B872B

analogous

#2B5F8B #2B2F8B #572B8B

triadic

#2B2F8B #8B2B2F #2F8B2B

tetradic

#2B2F8B #8B2B5F #8B872B #2B8B57

square

#2B2F8B #8B2B5F #8B872B #2B8B57

split-complementary

#2B2F8B #8B572B #5F8B2B

monochromatic

#0E0F2E #1D1F5C #2B2F8B #393FBA #6266CE

Accessibility & contrast

On white

11.16

#2B2F8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2B2F8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2F8B

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2F8B	#FFFFFF	#000000	##FFFFFF
##2B2F8B	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408E

Deuteranopia (green-blind)

#003789

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b2f8b;
/* rgb */ color: rgb(43, 47, 139);
/* oklch */ color: oklch(36.5% 0.150 274.3);

Tailwind

colors: {
  custom: {
    50: '#7268ae',
    500: '#2b2f8b',
    950: '#000000',
  },
}

SCSS

$custom: #2b2f8b;
$custom-light: #7268ae;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2f8b",
  "rgb": {
    "r": 43,
    "g": 47,
    "b": 139
  },
  "hsl": {
    "h": 237.5,
    "s": 52.747,
    "l": 35.686
  },
  "oklch": {
    "l": 0.36538,
    "c": 0.14955,
    "h": 274.3
  },
  "luminance": 0.04411
}

Semantic roles & 50–950 ramp

primary

#2B2F8B

secondary

#B5B15D

accent

#D64CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2B2F8B

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

Preview Lab → · Contrast checker → · Palette generator →