#2F42A2#2F42A2

#2F42A2 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.4% C 0.156 H 269.9°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#2F42A2
RGB	rgb(47, 66, 162)
HSL	hsl(230, 55%, 41%)
HSV	hsv(230, 71%, 64%)
CMYK	cmyk(71%, 59.3%, 0%, 36.5%)
CIE-LAB	lab(32.05, 26.05, -54.21)
CIE-LCH	lch(32.05, 60.14, 295.67°)
OKLab	oklab(42.43% -0.0003 -0.1563)
OKLCH	oklch(42.43% 0.156 269.9)
XYZ	xyz(9.6399, 7.1084, 35.0395)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F42A2 #A28F2F

analogous

#2F7BA2 #2F42A2 #552FA2

triadic

#2F42A2 #A22F42 #42A22F

tetradic

#2F42A2 #A22F7B #A28F2F #2FA255

square

#2F42A2 #A22F7B #A28F2F #2FA255

split-complementary

#2F42A2 #A2552F #7BA22F

monochromatic

#131B43 #212F73 #2F42A2 #455BC9 #7585D7

Accessibility & contrast

On white

8.67

#2F42A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#2F42A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F42A2

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F42A2	#FFFFFF	#000000	##FFFFFF
##2F42A2	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A5

Deuteranopia (green-blind)

#0046A0

Tritanopia (blue-blind)

#005A6B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f42a2;
/* rgb */ color: rgb(47, 66, 162);
/* oklch */ color: oklch(42.4% 0.156 269.9);

Tailwind

colors: {
  custom: {
    50: '#7776be',
    500: '#2f42a2',
    950: '#000000',
  },
}

SCSS

$custom: #2f42a2;
$custom-light: #7776be;
$custom-dark: #000000;

JSON

{
  "hex": "#2f42a2",
  "rgb": {
    "r": 47,
    "g": 66,
    "b": 162
  },
  "hsl": {
    "h": 230.087,
    "s": 55.024,
    "l": 40.98
  },
  "oklch": {
    "l": 0.42428,
    "c": 0.15628,
    "h": 269.9
  },
  "luminance": 0.07109
}

Semantic roles & 50–950 ramp

primary

#2F42A2

secondary

#BFB16E

accent

#C649DE

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2F42A2

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

Preview Lab → · Contrast checker → · Palette generator →