#2F3F95#2F3F95

#2F3F95 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.7% C 0.142 H 270.8°. Best body text is #FFFFFF at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#2F3F95
RGB	rgb(47, 63, 149)
HSL	hsl(231, 52%, 38%)
HSV	hsv(231, 68%, 58%)
CMYK	cmyk(68.5%, 57.7%, 0%, 41.6%)
CIE-LAB	lab(30.23, 23.22, -49.29)
CIE-LCH	lch(30.23, 54.48, 295.23°)
OKLab	oklab(40.74% 0.002 -0.1418)
OKLCH	oklch(40.74% 0.142 270.8)
XYZ	xyz(8.3728, 6.3285, 29.2082)
Luminance	0.0633 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3F95 #95852F

analogous

#2F7295 #2F3F95 #522F95

triadic

#2F3F95 #952F3F #3F952F

tetradic

#2F3F95 #952F72 #95852F #2F9552

square

#2F3F95 #952F72 #95852F #2F9552

split-complementary

#2F3F95 #95522F #72952F

monochromatic

#121838 #202B66 #2F3F95 #3F53C2 #6D7DD1

Accessibility & contrast

On white

9.27

#2F3F95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2F3F95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3F95

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3F95	#FFFFFF	#000000	##FFFFFF
##2F3F95	1.00	9.27	2.27	9.27
#FFFFFF	9.27	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C98

Deuteranopia (green-blind)

#004393

Tritanopia (blue-blind)

#005463

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2f3f95;
/* rgb */ color: rgb(47, 63, 149);
/* oklch */ color: oklch(40.7% 0.142 270.8);

Tailwind

colors: {
  custom: {
    50: '#7473b5',
    500: '#2f3f95',
    950: '#000000',
  },
}

SCSS

$custom: #2f3f95;
$custom-light: #7473b5;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3f95",
  "rgb": {
    "r": 47,
    "g": 63,
    "b": 149
  },
  "hsl": {
    "h": 230.588,
    "s": 52.041,
    "l": 38.431
  },
  "oklch": {
    "l": 0.40743,
    "c": 0.14186,
    "h": 270.8
  },
  "luminance": 0.06329
}

Semantic roles & 50–950 ramp

primary

#2F3F95

secondary

#B8AC67

accent

#C54CDB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F3F95

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

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