#2F358D#2F358D

#2F358D is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.1% C 0.144 H 274.3°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#2F358D
RGB	rgb(47, 53, 141)
HSL	hsl(236, 50%, 37%)
HSV	hsv(236, 67%, 55%)
CMYK	cmyk(66.7%, 62.4%, 0%, 44.7%)
CIE-LAB	lab(26.94, 26.97, -49.71)
CIE-LCH	lch(26.94, 56.55, 298.48°)
OKLab	oklab(38.1% 0.0109 -0.1432)
OKLCH	oklch(38.1% 0.144 274.3)
XYZ	xyz(7.2515, 5.0730, 25.7912)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F358D #8D872F

analogous

#2F648D #2F358D #582F8D

triadic

#2F358D #8D2F35 #358D2F

tetradic

#2F358D #8D2F64 #8D872F #2F8D58

square

#2F358D #8D2F64 #8D872F #2F8D58

split-complementary

#2F358D #8D582F #648D2F

monochromatic

#101231 #20245F #2F358D #3E46BB #6970CD

Accessibility & contrast

On white

10.42

#2F358D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#2F358D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F358D

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F358D	#FFFFFF	#000000	##FFFFFF
##2F358D	1.00	10.42	2.01	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004490

Deuteranopia (green-blind)

#003C8B

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2f358d;
/* rgb */ color: rgb(47, 53, 141);
/* oklch */ color: oklch(38.1% 0.144 274.3);

Tailwind

colors: {
  custom: {
    50: '#736caf',
    500: '#2f358d',
    950: '#000000',
  },
}

SCSS

$custom: #2f358d;
$custom-light: #736caf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f358d",
  "rgb": {
    "r": 47,
    "g": 53,
    "b": 141
  },
  "hsl": {
    "h": 236.17,
    "s": 50,
    "l": 36.863
  },
  "oklch": {
    "l": 0.381,
    "c": 0.14361,
    "h": 274.3
  },
  "luminance": 0.05074
}

Semantic roles & 50–950 ramp

primary

#2F358D

secondary

#B4AF64

accent

#D14EDA

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2F358D

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

Preview Lab → · Contrast checker → · Palette generator →