#2B388E#2B388E

#2B388E is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.5% C 0.142 H 271.5°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#2B388E
RGB	rgb(43, 56, 142)
HSL	hsl(232, 54%, 36%)
HSV	hsv(232, 70%, 56%)
CMYK	cmyk(69.7%, 60.6%, 0%, 44.3%)
CIE-LAB	lab(27.56, 24.71, -49.34)
CIE-LCH	lch(27.56, 55.18, 296.60°)
OKLab	oklab(38.52% 0.0037 -0.1422)
OKLCH	oklch(38.52% 0.142 271.5)
XYZ	xyz(7.2913, 5.2942, 26.2236)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B388E #8E812B

analogous

#2B6A8E #2B388E #502B8E

triadic

#2B388E #8E2B38 #388E2B

tetradic

#2B388E #8E2B6A #8E812B #2B8E50

square

#2B388E #8E2B6A #8E812B #2B8E50

split-complementary

#2B388E #8E502B #6A8E2B

monochromatic

#0F1330 #1D255F #2B388E #394BBD #6372D0

Accessibility & contrast

On white

10.20

#2B388E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#2B388E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B388E

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B388E	#FFFFFF	#000000	##FFFFFF
##2B388E	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004691

Deuteranopia (green-blind)

#003D8C

Tritanopia (blue-blind)

#004D5D

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2b388e;
/* rgb */ color: rgb(43, 56, 142);
/* oklch */ color: oklch(38.5% 0.142 271.5);

Tailwind

colors: {
  custom: {
    50: '#716eb0',
    500: '#2b388e',
    950: '#000000',
  },
}

SCSS

$custom: #2b388e;
$custom-light: #716eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b388e",
  "rgb": {
    "r": 43,
    "g": 56,
    "b": 142
  },
  "hsl": {
    "h": 232.121,
    "s": 53.514,
    "l": 36.275
  },
  "oklch": {
    "l": 0.38515,
    "c": 0.14223,
    "h": 271.5
  },
  "luminance": 0.05295
}

Semantic roles & 50–950 ramp

primary

#2B388E

secondary

#B6AB5F

accent

#CA4BDD

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2B388E

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

Preview Lab → · Contrast checker → · Palette generator →