#2B2F8A#2B2F8A

#2B2F8A is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.4% C 0.148 H 274.4°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#2B2F8A
RGB	rgb(43, 47, 138)
HSL	hsl(237, 52%, 35%)
HSV	hsv(237, 69%, 54%)
CMYK	cmyk(68.8%, 65.9%, 0%, 45.9%)
CIE-LAB	lab(24.89, 29.24, -51.20)
CIE-LCH	lch(24.89, 58.96, 299.73°)
OKLab	oklab(36.44% 0.0113 -0.1477)
OKLCH	oklch(36.44% 0.148 274.4)
XYZ	xyz(6.5987, 4.3810, 24.5377)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2F8A #8A862B

analogous

#2B5E8A #2B2F8A #572B8A

triadic

#2B2F8A #8A2B2F #2F8A2B

tetradic

#2B2F8A #8A2B5E #8A862B #2B8A57

square

#2B2F8A #8A2B5E #8A862B #2B8A57

split-complementary

#2B2F8A #8A572B #5E8A2B

monochromatic

#0E0F2D #1C1F5B #2B2F8A #3A3FB9 #6166CE

Accessibility & contrast

On white

11.19

#2B2F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2B2F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2F8A

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2F8A	#FFFFFF	#000000	##FFFFFF
##2B2F8A	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8D

Deuteranopia (green-blind)

#003788

Tritanopia (blue-blind)

#004658

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b2f8a;
/* rgb */ color: rgb(43, 47, 138);
/* oklch */ color: oklch(36.4% 0.148 274.4);

Tailwind

colors: {
  custom: {
    50: '#7167ad',
    500: '#2b2f8a',
    950: '#000000',
  },
}

SCSS

$custom: #2b2f8a;
$custom-light: #7167ad;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2f8a",
  "rgb": {
    "r": 43,
    "g": 47,
    "b": 138
  },
  "hsl": {
    "h": 237.474,
    "s": 52.486,
    "l": 35.49
  },
  "oklch": {
    "l": 0.36444,
    "c": 0.14817,
    "h": 274.4
  },
  "luminance": 0.04382
}

Semantic roles & 50–950 ramp

primary

#2B2F8A

secondary

#B4B05D

accent

#D64CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2B2F8A

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

Preview Lab → · Contrast checker → · Palette generator →