#2A458B#2A458B

#2A458B is a dark, vivid blue. Relative luminance 0.066; OKLCH L 40.9% C 0.121 H 265.5°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#2A458B
RGB	rgb(42, 69, 139)
HSL	hsl(223, 54%, 35%)
HSV	hsv(223, 70%, 55%)
CMYK	cmyk(69.8%, 50.4%, 0%, 45.5%)
CIE-LAB	lab(30.91, 14.55, -42.07)
CIE-LCH	lch(30.91, 44.51, 289.08°)
OKLab	oklab(40.95% -0.0095 -0.1206)
OKLCH	oklch(40.95% 0.121 265.5)
XYZ	xyz(7.7415, 6.6118, 25.2893)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A458B #8B702A

analogous

#2A758B #2A458B #3F2A8B

triadic

#2A458B #8B2A45 #458B2A

tetradic

#2A458B #8B2A75 #8B702A #2A8B3F

square

#2A458B #8B2A75 #8B702A #2A8B3F

split-complementary

#2A458B #8B3F2A #758B2A

monochromatic

#0E162D #1C2E5C #2A458B #385CBA #607FCF

Accessibility & contrast

On white

9.04

#2A458B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2A458B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A458B

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A458B	#FFFFFF	#000000	##FFFFFF
##2A458B	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4D8E

Deuteranopia (green-blind)

#03458A

Tritanopia (blue-blind)

#005561

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2a458b;
/* rgb */ color: rgb(42, 69, 139);
/* oklch */ color: oklch(40.9% 0.121 265.5);

Tailwind

colors: {
  custom: {
    50: '#7078ad',
    500: '#2a458b',
    950: '#000000',
  },
}

SCSS

$custom: #2a458b;
$custom-light: #7078ad;
$custom-dark: #000000;

JSON

{
  "hex": "#2a458b",
  "rgb": {
    "r": 42,
    "g": 69,
    "b": 139
  },
  "hsl": {
    "h": 223.299,
    "s": 53.591,
    "l": 35.49
  },
  "oklch": {
    "l": 0.4095,
    "c": 0.121,
    "h": 265.5
  },
  "luminance": 0.06613
}

Semantic roles & 50–950 ramp

primary

#2A458B

secondary

#B59C5C

accent

#B44BDD

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2A458B

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

Preview Lab → · Contrast checker → · Palette generator →