#2F489D#2F489D

#2F489D is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.2% C 0.142 H 267.7°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#2F489D
RGB	rgb(47, 72, 157)
HSL	hsl(226, 54%, 40%)
HSV	hsv(226, 70%, 62%)
CMYK	cmyk(70.1%, 54.1%, 0%, 38.4%)
CIE-LAB	lab(33.29, 20.18, -49.18)
CIE-LCH	lch(33.29, 53.16, 292.31°)
OKLab	oklab(43.24% -0.0056 -0.1414)
OKLCH	oklch(43.24% 0.142 267.7)
XYZ	xyz(9.5734, 7.6724, 32.8682)
Luminance	0.0767 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F489D #9D842F

analogous

#2F7F9D #2F489D #4D2F9D

triadic

#2F489D #9D2F48 #489D2F

tetradic

#2F489D #9D2F7F #9D842F #2F9D4D

square

#2F489D #9D2F7F #9D842F #2F9D4D

split-complementary

#2F489D #9D4D2F #7F9D2F

monochromatic

#131D3F #21326E #2F489D #4361C7 #7288D5

Accessibility & contrast

On white

8.29

#2F489D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2F489D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F489D

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F489D	#FFFFFF	#000000	##FFFFFF
##2F489D	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B54A0

Deuteranopia (green-blind)

#00499B

Tritanopia (blue-blind)

#005C6B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2f489d;
/* rgb */ color: rgb(47, 72, 157);
/* oklch */ color: oklch(43.2% 0.142 267.7);

Tailwind

colors: {
  custom: {
    50: '#757abb',
    500: '#2f489d',
    950: '#000000',
  },
}

SCSS

$custom: #2f489d;
$custom-light: #757abb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f489d",
  "rgb": {
    "r": 47,
    "g": 72,
    "b": 157
  },
  "hsl": {
    "h": 226.364,
    "s": 53.922,
    "l": 40
  },
  "oklch": {
    "l": 0.43237,
    "c": 0.14152,
    "h": 267.7
  },
  "luminance": 0.07673
}

Semantic roles & 50–950 ramp

primary

#2F489D

secondary

#BCAA6B

accent

#BC4BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2F489D

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

Preview Lab → · Contrast checker → · Palette generator →