#2F3C80#2F3C80

#2F3C80 is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.4% C 0.115 H 271.8°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#2F3C80
RGB	rgb(47, 60, 128)
HSL	hsl(230, 46%, 34%)
HSV	hsv(230, 63%, 50%)
CMYK	cmyk(63.3%, 53.1%, 0%, 49.8%)
CIE-LAB	lab(27.83, 17.45, -40.18)
CIE-LCH	lch(27.83, 43.81, 293.48°)
OKLab	oklab(38.44% 0.0036 -0.1151)
OKLCH	oklch(38.44% 0.115 271.8)
XYZ	xyz(6.6831, 5.3940, 21.1069)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3C80 #80732F

analogous

#2F6580 #2F3C80 #4B2F80

triadic

#2F3C80 #802F3C #3C802F

tetradic

#2F3C80 #802F65 #80732F #2F804B

square

#2F3C80 #802F65 #80732F #2F804B

split-complementary

#2F3C80 #804B2F #65802F

monochromatic

#0E1226 #1F2753 #2F3C80 #3F51AD #6373C6

Accessibility & contrast

On white

10.10

#2F3C80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2F3C80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3C80

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3C80	#FFFFFF	#000000	##FFFFFF
##2F3C80	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#154582

Deuteranopia (green-blind)

#003E7F

Tritanopia (blue-blind)

#004C58

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2f3c80;
/* rgb */ color: rgb(47, 60, 128);
/* oklch */ color: oklch(38.4% 0.115 271.8);

Tailwind

colors: {
  custom: {
    50: '#7071a5',
    500: '#2f3c80',
    950: '#000000',
  },
}

SCSS

$custom: #2f3c80;
$custom-light: #7071a5;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3c80",
  "rgb": {
    "r": 47,
    "g": 60,
    "b": 128
  },
  "hsl": {
    "h": 230.37,
    "s": 46.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.38444,
    "c": 0.11517,
    "h": 271.8
  },
  "luminance": 0.05395
}

Semantic roles & 50–950 ramp

primary

#2F3C80

secondary

#ADA05E

accent

#C152D6

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #2F3C80

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

Preview Lab → · Contrast checker → · Palette generator →