#2F3C82#2F3C82

#2F3C82 is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.6% C 0.118 H 271.8°. Best body text is #FFFFFF at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#2F3C82
RGB	rgb(47, 60, 130)
HSL	hsl(231, 47%, 35%)
HSV	hsv(231, 64%, 51%)
CMYK	cmyk(63.8%, 53.8%, 0%, 49%)
CIE-LAB	lab(27.97, 18.19, -41.20)
CIE-LCH	lch(27.97, 45.04, 293.83°)
OKLab	oklab(38.6% 0.0038 -0.1181)
OKLCH	oklch(38.6% 0.118 271.8)
XYZ	xyz(6.8161, 5.4472, 21.8070)
Luminance	0.0545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3C82 #82752F

analogous

#2F6682 #2F3C82 #4B2F82

triadic

#2F3C82 #822F3C #3C822F

tetradic

#2F3C82 #822F66 #82752F #2F824B

square

#2F3C82 #822F66 #82752F #2F824B

split-complementary

#2F3C82 #824B2F #66822F

monochromatic

#0E1328 #1F2755 #2F3C82 #3F51AF #6474C7

Accessibility & contrast

On white

10.05

#2F3C82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2F3C82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3C82

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3C82	#FFFFFF	#000000	##FFFFFF
##2F3C82	1.00	10.05	2.09	10.05
#FFFFFF	10.05	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124684

Deuteranopia (green-blind)

#003E81

Tritanopia (blue-blind)

#004C59

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2f3c82;
/* rgb */ color: rgb(47, 60, 130);
/* oklch */ color: oklch(38.6% 0.118 271.8);

Tailwind

colors: {
  custom: {
    50: '#7071a7',
    500: '#2f3c82',
    950: '#000000',
  },
}

SCSS

$custom: #2f3c82;
$custom-light: #7071a7;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3c82",
  "rgb": {
    "r": 47,
    "g": 60,
    "b": 130
  },
  "hsl": {
    "h": 230.602,
    "s": 46.893,
    "l": 34.706
  },
  "oklch": {
    "l": 0.38598,
    "c": 0.11816,
    "h": 271.8
  },
  "luminance": 0.05448
}

Semantic roles & 50–950 ramp

primary

#2F3C82

secondary

#AEA25F

accent

#C251D7

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #2F3C82

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

Preview Lab → · Contrast checker → · Palette generator →