#2F389E#2F389E

#2F389E is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.2% C 0.163 H 272.7°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#2F389E
RGB	rgb(47, 56, 158)
HSL	hsl(235, 54%, 40%)
HSV	hsv(235, 70%, 62%)
CMYK	cmyk(70.3%, 64.6%, 0%, 38%)
CIE-LAB	lab(29.16, 31.16, -56.51)
CIE-LCH	lch(29.16, 64.53, 298.88°)
OKLab	oklab(40.18% 0.0076 -0.1631)
OKLCH	oklch(40.18% 0.163 272.7)
XYZ	xyz(8.7559, 5.9005, 33.0186)
Luminance	0.0590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F389E #9E952F

analogous

#2F6F9E #2F389E #5D2F9E

triadic

#2F389E #9E2F38 #389E2F

tetradic

#2F389E #9E2F6F #9E952F #2F9E5D

square

#2F389E #9E2F6F #9E952F #2F9E5D

split-complementary

#2F389E #9E5D2F #6F9E2F

monochromatic

#131740 #21276F #2F389E #434EC7 #727AD5

Accessibility & contrast

On white

9.63

#2F389E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#2F389E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F389E

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F389E	#FFFFFF	#000000	##FFFFFF
##2F389E	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA1

Deuteranopia (green-blind)

#00409C

Tritanopia (blue-blind)

#005265

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2f389e;
/* rgb */ color: rgb(47, 56, 158);
/* oklch */ color: oklch(40.2% 0.163 272.7);

Tailwind

colors: {
  custom: {
    50: '#776ebc',
    500: '#2f389e',
    950: '#000000',
  },
}

SCSS

$custom: #2f389e;
$custom-light: #776ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f389e",
  "rgb": {
    "r": 47,
    "g": 56,
    "b": 158
  },
  "hsl": {
    "h": 235.135,
    "s": 54.146,
    "l": 40.196
  },
  "oklch": {
    "l": 0.40185,
    "c": 0.16331,
    "h": 272.7
  },
  "luminance": 0.05901
}

Semantic roles & 50–950 ramp

primary

#2F389E

secondary

#BDB66C

accent

#D24ADE

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2F389E

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

Preview Lab → · Contrast checker → · Palette generator →