#2A478B#2A478B

#2A478B is a dark, moderate blue. Relative luminance 0.069; OKLCH L 41.4% C 0.118 H 264.4°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#2A478B
RGB	rgb(42, 71, 139)
HSL	hsl(222, 54%, 35%)
HSV	hsv(222, 70%, 55%)
CMYK	cmyk(69.8%, 48.9%, 0%, 45.5%)
CIE-LAB	lab(31.49, 13.20, -41.13)
CIE-LCH	lch(31.49, 43.19, 287.79°)
OKLab	oklab(41.4% -0.0115 -0.1178)
OKLCH	oklch(41.4% 0.118 264.4)
XYZ	xyz(7.8666, 6.8620, 25.3310)
Luminance	0.0686 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A478B #8B6E2A

analogous

#2A778B #2A478B #3D2A8B

triadic

#2A478B #8B2A47 #478B2A

tetradic

#2A478B #8B2A77 #8B6E2A #2A8B3D

square

#2A478B #8B2A77 #8B6E2A #2A8B3D

split-complementary

#2A478B #8B3D2A #778B2A

monochromatic

#0E172D #1C2F5C #2A478B #385FBA #6081CF

Accessibility & contrast

On white

8.85

#2A478B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2A478B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A478B

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A478B	#FFFFFF	#000000	##FFFFFF
##2A478B	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234F8E

Deuteranopia (green-blind)

#0D468A

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2a478b;
/* rgb */ color: rgb(42, 71, 139);
/* oklch */ color: oklch(41.4% 0.118 264.4);

Tailwind

colors: {
  custom: {
    50: '#6f79ad',
    500: '#2a478b',
    950: '#000000',
  },
}

SCSS

$custom: #2a478b;
$custom-light: #6f79ad;
$custom-dark: #000000;

JSON

{
  "hex": "#2a478b",
  "rgb": {
    "r": 42,
    "g": 71,
    "b": 139
  },
  "hsl": {
    "h": 222.062,
    "s": 53.591,
    "l": 35.49
  },
  "oklch": {
    "l": 0.41396,
    "c": 0.11839,
    "h": 264.4
  },
  "luminance": 0.06863
}

Semantic roles & 50–950 ramp

primary

#2A478B

secondary

#B59A5C

accent

#B14BDD

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2A478B

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

Preview Lab → · Contrast checker → · Palette generator →