#2F356B#2F356B

#2F356B is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.4% C 0.093 H 275.8°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#2F356B
RGB	rgb(47, 53, 107)
HSL	hsl(234, 39%, 30%)
HSV	hsv(234, 56%, 42%)
CMYK	cmyk(56.1%, 50.5%, 0%, 58%)
CIE-LAB	lab(24.36, 14.61, -32.43)
CIE-LCH	lch(24.36, 35.57, 294.24°)
OKLab	oklab(35.35% 0.0094 -0.0924)
OKLCH	oklch(35.35% 0.093 275.8)
XYZ	xyz(5.0984, 4.2117, 14.4514)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F356B #6B652F

analogous

#2F536B #2F356B #472F6B

triadic

#2F356B #6B2F35 #356B2F

tetradic

#2F356B #6B2F53 #6B652F #2F6B47

square

#2F356B #6B2F53 #6B652F #2F6B47

split-complementary

#2F356B #6B472F #536B2F

monochromatic

#0A0B16 #1C2040 #2F356B #424A96 #5D66B8

Accessibility & contrast

On white

11.40

#2F356B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2F356B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F356B

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F356B	#FFFFFF	#000000	##FFFFFF
##2F356B	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3C6D

Deuteranopia (green-blind)

#15386A

Tritanopia (blue-blind)

#13414B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2f356b;
/* rgb */ color: rgb(47, 53, 107);
/* oklch */ color: oklch(35.4% 0.093 275.8);

Tailwind

colors: {
  custom: {
    50: '#6d6c96',
    500: '#2f356b',
    950: '#000000',
  },
}

SCSS

$custom: #2f356b;
$custom-light: #6d6c96;
$custom-dark: #000000;

JSON

{
  "hex": "#2f356b",
  "rgb": {
    "r": 47,
    "g": 53,
    "b": 107
  },
  "hsl": {
    "h": 234,
    "s": 38.961,
    "l": 30.196
  },
  "oklch": {
    "l": 0.35352,
    "c": 0.09288,
    "h": 275.8
  },
  "luminance": 0.04212
}

Semantic roles & 50–950 ramp

primary

#2F356B

secondary

#9C9659

accent

#C359CF

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060D

muted

#7A7A7E

Preview Lab

Preview with #2F356B

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

Preview Lab → · Contrast checker → · Palette generator →