#2F389A#2F389A

#2F389A is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.8% C 0.158 H 272.8°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#2F389A
RGB	rgb(47, 56, 154)
HSL	hsl(235, 53%, 39%)
HSV	hsv(235, 69%, 60%)
CMYK	cmyk(69.5%, 63.6%, 0%, 39.6%)
CIE-LAB	lab(28.81, 29.71, -54.64)
CIE-LCH	lch(28.81, 62.20, 298.54°)
OKLab	oklab(39.82% 0.0078 -0.1577)
OKLCH	oklch(39.82% 0.158 272.8)
XYZ	xyz(8.4172, 5.7650, 31.2347)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F389A #9A912F

analogous

#2F6E9A #2F389A #5C2F9A

triadic

#2F389A #9A2F38 #389A2F

tetradic

#2F389A #9A2F6E #9A912F #2F9A5C

square

#2F389A #9A2F6E #9A912F #2F9A5C

split-complementary

#2F389A #9A5C2F #6E9A2F

monochromatic

#12163C #21276B #2F389A #414CC5 #7078D3

Accessibility & contrast

On white

9.75

#2F389A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2F389A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F389A

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F389A	#FFFFFF	#000000	##FFFFFF
##2F389A	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499D

Deuteranopia (green-blind)

#003F98

Tritanopia (blue-blind)

#005163

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2f389a;
/* rgb */ color: rgb(47, 56, 154);
/* oklch */ color: oklch(39.8% 0.158 272.8);

Tailwind

colors: {
  custom: {
    50: '#766eb9',
    500: '#2f389a',
    950: '#000000',
  },
}

SCSS

$custom: #2f389a;
$custom-light: #766eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f389a",
  "rgb": {
    "r": 47,
    "g": 56,
    "b": 154
  },
  "hsl": {
    "h": 234.953,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.39822,
    "c": 0.15785,
    "h": 272.8
  },
  "luminance": 0.05766
}

Semantic roles & 50–950 ramp

primary

#2F389A

secondary

#BBB46A

accent

#D04BDD

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #2F389A

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

Preview Lab → · Contrast checker → · Palette generator →