#2F558F#2F558F

#2F558F is a mid, moderate blue. Relative luminance 0.091; OKLCH L 45.1% C 0.105 H 258.6°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#2F558F
RGB	rgb(47, 85, 143)
HSL	hsl(216, 51%, 37%)
HSV	hsv(216, 67%, 56%)
CMYK	cmyk(67.1%, 40.6%, 0%, 43.9%)
CIE-LAB	lab(36.14, 6.27, -36.12)
CIE-LCH	lch(36.14, 36.66, 279.85°)
OKLab	oklab(45.13% -0.0207 -0.1028)
OKLCH	oklch(45.13% 0.105 258.6)
XYZ	xyz(9.3769, 9.0836, 27.2404)
Luminance	0.0909 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F558F #8F692F

analogous

#2F858F #2F558F #392F8F

triadic

#2F558F #8F2F55 #558F2F

tetradic

#2F558F #8F2F85 #8F692F #2F8F39

square

#2F558F #8F2F85 #8F692F #2F8F39

split-complementary

#2F558F #8F392F #858F2F

monochromatic

#111E33 #203A61 #2F558F #3E70BD #6A92CE

Accessibility & contrast

On white

7.45

#2F558F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2F558F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F558F

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F558F	#FFFFFF	#000000	##FFFFFF
##2F558F	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B5A91

Deuteranopia (green-blind)

#2D518E

Tritanopia (blue-blind)

#00626B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f558f;
/* rgb */ color: rgb(47, 85, 143);
/* oklch */ color: oklch(45.1% 0.105 258.6);

Tailwind

colors: {
  custom: {
    50: '#7284b0',
    500: '#2f558f',
    950: '#000000',
  },
}

SCSS

$custom: #2f558f;
$custom-light: #7284b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f558f",
  "rgb": {
    "r": 47,
    "g": 85,
    "b": 143
  },
  "hsl": {
    "h": 216.25,
    "s": 50.526,
    "l": 37.255
  },
  "oklch": {
    "l": 0.45129,
    "c": 0.10487,
    "h": 258.6
  },
  "luminance": 0.09085
}

Semantic roles & 50–950 ramp

primary

#2F558F

secondary

#B59565

accent

#A34EDA

background

#F7F8FA

surface

#EDEFF5

border

#C8CACF

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #2F558F

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

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