#2F456B#2F456B

#2F456B is a dark, moderate blue. Relative luminance 0.059; OKLCH L 39.1% C 0.071 H 260.8°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#2F456B
RGB	rgb(47, 69, 107)
HSL	hsl(218, 39%, 30%)
HSV	hsv(218, 56%, 42%)
CMYK	cmyk(56.1%, 35.5%, 0%, 58%)
CIE-LAB	lab(29.21, 3.68, -24.73)
CIE-LCH	lch(29.21, 25.00, 278.47°)
OKLab	oklab(39.08% -0.0113 -0.0697)
OKLCH	oklch(39.08% 0.071 260.8)
XYZ	xyz(5.9534, 5.9217, 14.7363)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F456B #6B552F

analogous

#2F636B #2F456B #372F6B

triadic

#2F456B #6B2F45 #456B2F

tetradic

#2F456B #6B2F63 #6B552F #2F6B37

square

#2F456B #6B2F63 #6B552F #2F6B37

split-complementary

#2F456B #6B372F #636B2F

monochromatic

#0A0E16 #1C2A40 #2F456B #426096 #5D7EB8

Accessibility & contrast

On white

9.61

#2F456B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#2F456B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F456B

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F456B	#FFFFFF	#000000	##FFFFFF
##2F456B	1.00	9.61	2.18	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36486D

Deuteranopia (green-blind)

#2F426A

Tritanopia (blue-blind)

#0F4D53

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2f456b;
/* rgb */ color: rgb(47, 69, 107);
/* oklch */ color: oklch(39.1% 0.071 260.8);

Tailwind

colors: {
  custom: {
    50: '#6c7895',
    500: '#2f456b',
    950: '#000000',
  },
}

SCSS

$custom: #2f456b;
$custom-light: #6c7895;
$custom-dark: #000000;

JSON

{
  "hex": "#2f456b",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 107
  },
  "hsl": {
    "h": 218,
    "s": 38.961,
    "l": 30.196
  },
  "oklch": {
    "l": 0.39083,
    "c": 0.07062,
    "h": 260.8
  },
  "luminance": 0.05922
}

Semantic roles & 50–950 ramp

primary

#2F456B

secondary

#9C8459

accent

#A459CF

background

#F6F7F9

surface

#ECEDF1

border

#C7C8CB

text

#07080D

muted

#7A7B7E

Preview Lab

Preview with #2F456B

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

Preview Lab → · Contrast checker → · Palette generator →