#2A4281#2A4281

#2A4281 is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.5% C 0.110 H 265.9°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#2A4281
RGB	rgb(42, 66, 129)
HSL	hsl(223, 51%, 34%)
HSV	hsv(223, 67%, 51%)
CMYK	cmyk(67.4%, 48.8%, 0%, 49.4%)
CIE-LAB	lab(29.34, 12.77, -38.38)
CIE-LCH	lch(29.34, 40.45, 288.40°)
OKLab	oklab(39.54% -0.0079 -0.1098)
OKLCH	oklch(39.54% 0.11 265.9)
XYZ	xyz(6.8641, 5.9730, 21.5558)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4281 #81692A

analogous

#2A6D81 #2A4281 #3D2A81

triadic

#2A4281 #812A42 #42812A

tetradic

#2A4281 #812A6D #81692A #2A813D

square

#2A4281 #812A6D #81692A #2A813D

split-complementary

#2A4281 #813D2A #6D812A

monochromatic

#0C1325 #1B2A53 #2A4281 #395AAF #5C7ACA

Accessibility & contrast

On white

9.57

#2A4281 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2A4281 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4281

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4281	#FFFFFF	#000000	##FFFFFF
##2A4281	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224983

Deuteranopia (green-blind)

#104180

Tritanopia (blue-blind)

#00515B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2a4281;
/* rgb */ color: rgb(42, 66, 129);
/* oklch */ color: oklch(39.5% 0.110 265.9);

Tailwind

colors: {
  custom: {
    50: '#6e75a6',
    500: '#2a4281',
    950: '#000000',
  },
}

SCSS

$custom: #2a4281;
$custom-light: #6e75a6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4281",
  "rgb": {
    "r": 42,
    "g": 66,
    "b": 129
  },
  "hsl": {
    "h": 223.448,
    "s": 50.877,
    "l": 33.529
  },
  "oklch": {
    "l": 0.39539,
    "c": 0.11014,
    "h": 265.9
  },
  "luminance": 0.05974
}

Semantic roles & 50–950 ramp

primary

#2A4281

secondary

#AF9757

accent

#B34DDA

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #2A4281

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

Preview Lab → · Contrast checker → · Palette generator →