#2F489F#2F489F

#2F489F is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.4% C 0.144 H 267.8°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#2F489F
RGB	rgb(47, 72, 159)
HSL	hsl(227, 54%, 40%)
HSV	hsv(227, 70%, 62%)
CMYK	cmyk(70.4%, 54.7%, 0%, 37.6%)
CIE-LAB	lab(33.44, 20.93, -50.15)
CIE-LCH	lch(33.44, 54.34, 292.65°)
OKLab	oklab(43.39% -0.0055 -0.1443)
OKLCH	oklch(43.39% 0.144 267.8)
XYZ	xyz(9.7455, 7.7413, 33.7748)
Luminance	0.0774 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F489F #9F862F

analogous

#2F809F #2F489F #4E2F9F

triadic

#2F489F #9F2F48 #489F2F

tetradic

#2F489F #9F2F80 #9F862F #2F9F4E

square

#2F489F #9F2F80 #9F862F #2F9F4E

split-complementary

#2F489F #9F4E2F #809F2F

monochromatic

#131D41 #213370 #2F489F #4461C8 #7389D6

Accessibility & contrast

On white

8.24

#2F489F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#2F489F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F489F

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F489F	#FFFFFF	#000000	##FFFFFF
##2F489F	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0554A2

Deuteranopia (green-blind)

#004A9D

Tritanopia (blue-blind)

#005D6C

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2f489f;
/* rgb */ color: rgb(47, 72, 159);
/* oklch */ color: oklch(43.4% 0.144 267.8);

Tailwind

colors: {
  custom: {
    50: '#767abc',
    500: '#2f489f',
    950: '#000000',
  },
}

SCSS

$custom: #2f489f;
$custom-light: #767abc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f489f",
  "rgb": {
    "r": 47,
    "g": 72,
    "b": 159
  },
  "hsl": {
    "h": 226.607,
    "s": 54.369,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43394,
    "c": 0.14436,
    "h": 267.8
  },
  "luminance": 0.07742
}

Semantic roles & 50–950 ramp

primary

#2F489F

secondary

#BDAB6D

accent

#BD4ADE

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2F489F

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

Preview Lab → · Contrast checker → · Palette generator →