#2F429E#2F429E

#2F429E is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.1% C 0.151 H 269.9°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#2F429E
RGB	rgb(47, 66, 158)
HSL	hsl(230, 54%, 40%)
HSV	hsv(230, 70%, 62%)
CMYK	cmyk(70.3%, 58.2%, 0%, 38%)
CIE-LAB	lab(31.74, 24.56, -52.31)
CIE-LCH	lch(31.74, 57.79, 295.16°)
OKLab	oklab(42.09% -0.0004 -0.1507)
OKLCH	oklch(42.09% 0.151 269.9)
XYZ	xyz(9.2900, 6.9685, 33.1966)
Luminance	0.0697 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F429E #9E8B2F

analogous

#2F799E #2F429E #542F9E

triadic

#2F429E #9E2F42 #429E2F

tetradic

#2F429E #9E2F79 #9E8B2F #2F9E54

square

#2F429E #9E2F79 #9E8B2F #2F9E54

split-complementary

#2F429E #9E542F #799E2F

monochromatic

#131B40 #212E6F #2F429E #435AC7 #7283D5

Accessibility & contrast

On white

8.77

#2F429E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2F429E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F429E

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F429E	#FFFFFF	#000000	##FFFFFF
##2F429E	1.00	8.77	2.39	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A1

Deuteranopia (green-blind)

#00469C

Tritanopia (blue-blind)

#005969

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f429e;
/* rgb */ color: rgb(47, 66, 158);
/* oklch */ color: oklch(42.1% 0.151 269.9);

Tailwind

colors: {
  custom: {
    50: '#7676bb',
    500: '#2f429e',
    950: '#000000',
  },
}

SCSS

$custom: #2f429e;
$custom-light: #7676bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f429e",
  "rgb": {
    "r": 47,
    "g": 66,
    "b": 158
  },
  "hsl": {
    "h": 229.73,
    "s": 54.146,
    "l": 40.196
  },
  "oklch": {
    "l": 0.42092,
    "c": 0.15069,
    "h": 269.9
  },
  "luminance": 0.06969
}

Semantic roles & 50–950 ramp

primary

#2F429E

secondary

#BDAF6C

accent

#C44ADE

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2F429E

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

Preview Lab → · Contrast checker → · Palette generator →