#2F4CA5#2F4CA5

#2F4CA5 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.7% C 0.148 H 266.7°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#2F4CA5
RGB	rgb(47, 76, 165)
HSL	hsl(225, 56%, 42%)
HSV	hsv(225, 72%, 65%)
CMYK	cmyk(71.5%, 53.9%, 0%, 35.3%)
CIE-LAB	lab(34.98, 20.52, -51.25)
CIE-LCH	lch(34.98, 55.21, 291.82°)
OKLab	oklab(44.7% -0.0085 -0.1474)
OKLCH	oklch(44.7% 0.148 266.7)
XYZ	xyz(10.5459, 8.4888, 36.6727)
Luminance	0.0849 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4CA5 #A5882F

analogous

#2F87A5 #2F4CA5 #4D2FA5

triadic

#2F4CA5 #A52F4C #4CA52F

tetradic

#2F4CA5 #A52F87 #A5882F #2FA54D

square

#2F4CA5 #A52F87 #A5882F #2FA54D

split-complementary

#2F4CA5 #A54D2F #87A52F

monochromatic

#142046 #213675 #2F4CA5 #4767CB #768ED8

Accessibility & contrast

On white

7.78

#2F4CA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2F4CA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4CA5

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4CA5	#FFFFFF	#000000	##FFFFFF
##2F4CA5	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B58A8

Deuteranopia (green-blind)

#004DA3

Tritanopia (blue-blind)

#006171

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2f4ca5;
/* rgb */ color: rgb(47, 76, 165);
/* oklch */ color: oklch(44.7% 0.148 266.7);

Tailwind

colors: {
  custom: {
    50: '#777dc0',
    500: '#2f4ca5',
    950: '#000000',
  },
}

SCSS

$custom: #2f4ca5;
$custom-light: #777dc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4ca5",
  "rgb": {
    "r": 47,
    "g": 76,
    "b": 165
  },
  "hsl": {
    "h": 225.254,
    "s": 55.66,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44698,
    "c": 0.14769,
    "h": 266.7
  },
  "luminance": 0.0849
}

Semantic roles & 50–950 ramp

primary

#2F4CA5

secondary

#C0AC70

accent

#BA49DF

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2F4CA5

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

Preview Lab → · Contrast checker → · Palette generator →