#2B3C97#2B3C97

#2B3C97 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.1% C 0.150 H 270.1°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#2B3C97
RGB	rgb(43, 60, 151)
HSL	hsl(231, 56%, 38%)
HSV	hsv(231, 72%, 59%)
CMYK	cmyk(71.5%, 60.3%, 0%, 40.8%)
CIE-LAB	lab(29.36, 25.38, -51.93)
CIE-LCH	lch(29.36, 57.80, 296.05°)
OKLab	oklab(40.09% 0.0004 -0.1497)
OKLCH	oklch(40.09% 0.15 270.1)
XYZ	xyz(8.1961, 5.9789, 29.9942)
Luminance	0.0598 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3C97 #97862B

analogous

#2B7297 #2B3C97 #502B97

triadic

#2B3C97 #972B3C #3C972B

tetradic

#2B3C97 #972B72 #97862B #2B9750

square

#2B3C97 #972B72 #97862B #2B9750

split-complementary

#2B3C97 #97502B #72972B

monochromatic

#101638 #1D2967 #2B3C97 #394FC7 #6879D4

Accessibility & contrast

On white

9.56

#2B3C97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#2B3C97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3C97

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3C97	#FFFFFF	#000000	##FFFFFF
##2B3C97	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9A

Deuteranopia (green-blind)

#004095

Tritanopia (blue-blind)

#005363

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2b3c97;
/* rgb */ color: rgb(43, 60, 151);
/* oklch */ color: oklch(40.1% 0.150 270.1);

Tailwind

colors: {
  custom: {
    50: '#7371b6',
    500: '#2b3c97',
    950: '#000000',
  },
}

SCSS

$custom: #2b3c97;
$custom-light: #7371b6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3c97",
  "rgb": {
    "r": 43,
    "g": 60,
    "b": 151
  },
  "hsl": {
    "h": 230.556,
    "s": 55.67,
    "l": 38.039
  },
  "oklch": {
    "l": 0.40086,
    "c": 0.14975,
    "h": 270.1
  },
  "luminance": 0.0598
}

Semantic roles & 50–950 ramp

primary

#2B3C97

secondary

#BBAD63

accent

#C749DF

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2B3C97

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

Preview Lab → · Contrast checker → · Palette generator →