#2F4F8E#2F4F8E

#2F4F8E is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.7% C 0.111 H 262.5°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#2F4F8E
RGB	rgb(47, 79, 142)
HSL	hsl(220, 50%, 37%)
HSV	hsv(220, 67%, 56%)
CMYK	cmyk(66.9%, 44.4%, 0%, 44.3%)
CIE-LAB	lab(34.29, 9.85, -38.46)
CIE-LCH	lch(34.29, 39.70, 284.36°)
OKLab	oklab(43.68% -0.0145 -0.1098)
OKLCH	oklch(43.68% 0.111 262.5)
XYZ	xyz(8.8490, 8.1485, 26.6924)
Luminance	0.0815 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4F8E #8E6E2F

analogous

#2F7F8E #2F4F8E #3E2F8E

triadic

#2F4F8E #8E2F4F #4F8E2F

tetradic

#2F4F8E #8E2F7F #8E6E2F #2F8E3E

square

#2F4F8E #8E2F7F #8E6E2F #2F8E3E

split-complementary

#2F4F8E #8E3E2F #7F8E2F

monochromatic

#111C32 #203560 #2F4F8E #3E69BC #6A8BCE

Accessibility & contrast

On white

7.99

#2F4F8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#2F4F8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4F8E

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4F8E	#FFFFFF	#000000	##FFFFFF
##2F4F8E	1.00	7.99	2.63	7.99
#FFFFFF	7.99	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315590

Deuteranopia (green-blind)

#224D8D

Tritanopia (blue-blind)

#005D67

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2f4f8e;
/* rgb */ color: rgb(47, 79, 142);
/* oklch */ color: oklch(43.7% 0.111 262.5);

Tailwind

colors: {
  custom: {
    50: '#727faf',
    500: '#2f4f8e',
    950: '#000000',
  },
}

SCSS

$custom: #2f4f8e;
$custom-light: #727faf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4f8e",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 142
  },
  "hsl": {
    "h": 219.789,
    "s": 50.265,
    "l": 37.059
  },
  "oklch": {
    "l": 0.43675,
    "c": 0.11074,
    "h": 262.5
  },
  "luminance": 0.08149
}

Semantic roles & 50–950 ramp

primary

#2F4F8E

secondary

#B59A64

accent

#AB4EDA

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #2F4F8E

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

Preview Lab → · Contrast checker → · Palette generator →