#2F558C#2F558C

#2F558C is a dark, moderate blue. Relative luminance 0.090; OKLCH L 44.9% C 0.101 H 257.7°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#2F558C
RGB	rgb(47, 85, 140)
HSL	hsl(215, 50%, 37%)
HSV	hsv(215, 66%, 55%)
CMYK	cmyk(66.4%, 39.3%, 0%, 45.1%)
CIE-LAB	lab(35.97, 5.16, -34.57)
CIE-LCH	lch(35.97, 34.95, 278.49°)
OKLab	oklab(44.94% -0.0214 -0.0983)
OKLCH	oklch(44.94% 0.101 257.7)
XYZ	xyz(9.1527, 8.9939, 26.0595)
Luminance	0.0900 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F558C #8C662F

analogous

#2F848C #2F558C #382F8C

triadic

#2F558C #8C2F55 #558C2F

tetradic

#2F558C #8C2F84 #8C662F #2F8C38

square

#2F558C #8C2F84 #8C662F #2F8C38

split-complementary

#2F558C #8C382F #848C2F

monochromatic

#101D30 #20395E #2F558C #3E71BA #6992CD

Accessibility & contrast

On white

7.50

#2F558C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#2F558C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F558C

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F558C	#FFFFFF	#000000	##FFFFFF
##2F558C	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D598E

Deuteranopia (green-blind)

#2F518B

Tritanopia (blue-blind)

#006269

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f558c;
/* rgb */ color: rgb(47, 85, 140);
/* oklch */ color: oklch(44.9% 0.101 257.7);

Tailwind

colors: {
  custom: {
    50: '#7284ae',
    500: '#2f558c',
    950: '#000000',
  },
}

SCSS

$custom: #2f558c;
$custom-light: #7284ae;
$custom-dark: #000000;

JSON

{
  "hex": "#2f558c",
  "rgb": {
    "r": 47,
    "g": 85,
    "b": 140
  },
  "hsl": {
    "h": 215.484,
    "s": 49.733,
    "l": 36.667
  },
  "oklch": {
    "l": 0.44939,
    "c": 0.10056,
    "h": 257.7
  },
  "luminance": 0.08995
}

Semantic roles & 50–950 ramp

primary

#2F558C

secondary

#B49363

accent

#A14FD9

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2F558C

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

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