#2F4AA8#2F4AA8

#2F4AA8 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.5% C 0.154 H 267.6°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#2F4AA8
RGB	rgb(47, 74, 168)
HSL	hsl(227, 56%, 42%)
HSV	hsv(227, 72%, 66%)
CMYK	cmyk(72%, 56%, 0%, 34.1%)
CIE-LAB	lab(34.66, 22.98, -53.57)
CIE-LCH	lch(34.66, 58.29, 293.21°)
OKLab	oklab(44.53% -0.0066 -0.1543)
OKLCH	oklch(44.53% 0.154 267.6)
XYZ	xyz(10.6865, 8.3280, 38.0825)
Luminance	0.0833 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4AA8 #A88D2F

analogous

#2F86A8 #2F4AA8 #512FA8

triadic

#2F4AA8 #A82F4A #4AA82F

tetradic

#2F4AA8 #A82F86 #A88D2F #2FA851

square

#2F4AA8 #A82F86 #A88D2F #2FA851

split-complementary

#2F4AA8 #A8512F #86A82F

monochromatic

#142048 #223578 #2F4AA8 #4866CC #788ED9

Accessibility & contrast

On white

7.88

#2F4AA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#2F4AA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4AA8

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4AA8	#FFFFFF	#000000	##FFFFFF
##2F4AA8	1.00	7.88	2.67	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AB

Deuteranopia (green-blind)

#004CA6

Tritanopia (blue-blind)

#006171

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2f4aa8;
/* rgb */ color: rgb(47, 74, 168);
/* oklch */ color: oklch(44.5% 0.154 267.6);

Tailwind

colors: {
  custom: {
    50: '#787cc3',
    500: '#2f4aa8',
    950: '#000000',
  },
}

SCSS

$custom: #2f4aa8;
$custom-light: #787cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4aa8",
  "rgb": {
    "r": 47,
    "g": 74,
    "b": 168
  },
  "hsl": {
    "h": 226.612,
    "s": 56.279,
    "l": 42.157
  },
  "oklch": {
    "l": 0.44525,
    "c": 0.15445,
    "h": 267.6
  },
  "luminance": 0.08329
}

Semantic roles & 50–950 ramp

primary

#2F4AA8

secondary

#C1B071

accent

#BE48E0

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2F4AA8

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

Preview Lab → · Contrast checker → · Palette generator →