#2A458C#2A458C

#2A458C is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.0% C 0.122 H 265.6°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#2A458C
RGB	rgb(42, 69, 140)
HSL	hsl(223, 54%, 36%)
HSV	hsv(223, 70%, 55%)
CMYK	cmyk(70%, 50.7%, 0%, 45.1%)
CIE-LAB	lab(30.98, 14.94, -42.57)
CIE-LCH	lch(30.98, 45.11, 289.34°)
OKLab	oklab(41.03% -0.0094 -0.1221)
OKLCH	oklch(41.03% 0.122 265.6)
XYZ	xyz(7.8149, 6.6412, 25.6759)
Luminance	0.0664 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A458C #8C712A

analogous

#2A768C #2A458C #402A8C

triadic

#2A458C #8C2A45 #458C2A

tetradic

#2A458C #8C2A76 #8C712A #2A8C40

square

#2A458C #8C2A76 #8C712A #2A8C40

split-complementary

#2A458C #8C402A #768C2A

monochromatic

#0E172E #1C2E5D #2A458C #385CBB #617FD0

Accessibility & contrast

On white

9.02

#2A458C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2A458C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A458C

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A458C	#FFFFFF	#000000	##FFFFFF
##2A458C	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4E8F

Deuteranopia (green-blind)

#00458B

Tritanopia (blue-blind)

#005662

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2a458c;
/* rgb */ color: rgb(42, 69, 140);
/* oklch */ color: oklch(41.0% 0.122 265.6);

Tailwind

colors: {
  custom: {
    50: '#7078ae',
    500: '#2a458c',
    950: '#000000',
  },
}

SCSS

$custom: #2a458c;
$custom-light: #7078ae;
$custom-dark: #000000;

JSON

{
  "hex": "#2a458c",
  "rgb": {
    "r": 42,
    "g": 69,
    "b": 140
  },
  "hsl": {
    "h": 223.469,
    "s": 53.846,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41025,
    "c": 0.12247,
    "h": 265.6
  },
  "luminance": 0.06642
}

Semantic roles & 50–950 ramp

primary

#2A458C

secondary

#B59D5C

accent

#B54BDD

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2A458C

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

Preview Lab → · Contrast checker → · Palette generator →