#2B3C9D#2B3C9D

#2B3C9D is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.6% C 0.158 H 270.1°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#2B3C9D
RGB	rgb(43, 60, 157)
HSL	hsl(231, 57%, 39%)
HSV	hsv(231, 73%, 62%)
CMYK	cmyk(72.6%, 61.8%, 0%, 38.4%)
CIE-LAB	lab(29.86, 27.63, -54.77)
CIE-LCH	lch(29.86, 61.34, 296.77°)
OKLab	oklab(40.61% 0.0003 -0.1581)
OKLCH	oklch(40.61% 0.158 270.1)
XYZ	xyz(8.6958, 6.1787, 32.6261)
Luminance	0.0618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3C9D #9D8C2B

analogous

#2B759D #2B3C9D #532B9D

triadic

#2B3C9D #9D2B3C #3C9D2B

tetradic

#2B3C9D #9D2B75 #9D8C2B #2B9D53

square

#2B3C9D #9D2B75 #9D8C2B #2B9D53

split-complementary

#2B3C9D #9D532B #759D2B

monochromatic

#11173D #1E2A6D #2B3C9D #3C51CA #6C7CD7

Accessibility & contrast

On white

9.39

#2B3C9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#2B3C9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3C9D

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3C9D	#FFFFFF	#000000	##FFFFFF
##2B3C9D	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA0

Deuteranopia (green-blind)

#00419B

Tritanopia (blue-blind)

#005566

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2b3c9d;
/* rgb */ color: rgb(43, 60, 157);
/* oklch */ color: oklch(40.6% 0.158 270.1);

Tailwind

colors: {
  custom: {
    50: '#7571bb',
    500: '#2b3c9d',
    950: '#000000',
  },
}

SCSS

$custom: #2b3c9d;
$custom-light: #7571bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3c9d",
  "rgb": {
    "r": 43,
    "g": 60,
    "b": 157
  },
  "hsl": {
    "h": 231.053,
    "s": 57,
    "l": 39.216
  },
  "oklch": {
    "l": 0.40613,
    "c": 0.15808,
    "h": 270.1
  },
  "luminance": 0.0618
}

Semantic roles & 50–950 ramp

primary

#2B3C9D

secondary

#BDB066

accent

#C948E0

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #2B3C9D

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

Preview Lab → · Contrast checker → · Palette generator →