#2A4288#2A4288

#2A4288 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.1% C 0.121 H 266.7°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#2A4288
RGB	rgb(42, 66, 136)
HSL	hsl(225, 53%, 35%)
HSV	hsv(225, 69%, 53%)
CMYK	cmyk(69.1%, 51.5%, 0%, 46.7%)
CIE-LAB	lab(29.83, 15.45, -41.95)
CIE-LCH	lch(29.83, 44.71, 290.22°)
OKLab	oklab(40.06% -0.0069 -0.1203)
OKLCH	oklch(40.06% 0.121 266.7)
XYZ	xyz(7.3455, 6.1655, 24.0907)
Luminance	0.0617 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4288 #88702A

analogous

#2A7188 #2A4288 #412A88

triadic

#2A4288 #882A42 #42882A

tetradic

#2A4288 #882A71 #88702A #2A8841

square

#2A4288 #882A71 #88702A #2A8841

split-complementary

#2A4288 #88412A #71882A

monochromatic

#0D152A #1C2B59 #2A4288 #3859B7 #5F7BCE

Accessibility & contrast

On white

9.40

#2A4288 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2A4288 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4288

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4288	#FFFFFF	#000000	##FFFFFF
##2A4288	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4B8B

Deuteranopia (green-blind)

#004287

Tritanopia (blue-blind)

#00525E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2a4288;
/* rgb */ color: rgb(42, 66, 136);
/* oklch */ color: oklch(40.1% 0.121 266.7);

Tailwind

colors: {
  custom: {
    50: '#6f75ab',
    500: '#2a4288',
    950: '#000000',
  },
}

SCSS

$custom: #2a4288;
$custom-light: #6f75ab;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4288",
  "rgb": {
    "r": 42,
    "g": 66,
    "b": 136
  },
  "hsl": {
    "h": 224.681,
    "s": 52.809,
    "l": 34.902
  },
  "oklch": {
    "l": 0.40061,
    "c": 0.12055,
    "h": 266.7
  },
  "luminance": 0.06166
}

Semantic roles & 50–950 ramp

primary

#2A4288

secondary

#B39D5B

accent

#B74CDC

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2A4288

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

Preview Lab → · Contrast checker → · Palette generator →