#2A389F#2A389F

#2A389F is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.0% C 0.166 H 270.7°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#2A389F
RGB	rgb(42, 56, 159)
HSL	hsl(233, 58%, 39%)
HSV	hsv(233, 74%, 62%)
CMYK	cmyk(73.6%, 64.8%, 0%, 37.6%)
CIE-LAB	lab(28.96, 30.89, -57.45)
CIE-LCH	lch(28.96, 65.23, 298.26°)
OKLab	oklab(39.99% 0.0021 -0.166)
OKLCH	oklch(39.99% 0.166 270.7)
XYZ	xyz(8.6249, 5.8229, 33.4636)
Luminance	0.0582 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A389F #9F912A

analogous

#2A729F #2A389F #572A9F

triadic

#2A389F #9F2A38 #389F2A

tetradic

#2A389F #9F2A72 #9F912A #2A9F57

square

#2A389F #9F2A72 #9F912A #2A9F57

split-complementary

#2A389F #9F572A #729F2A

monochromatic

#10163E #1D276F #2A389F #3B4CCB #6B78D8

Accessibility & contrast

On white

9.70

#2A389F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2A389F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A389F

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A389F	#FFFFFF	#000000	##FFFFFF
##2A389F	1.00	9.70	2.16	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA2

Deuteranopia (green-blind)

#003F9D

Tritanopia (blue-blind)

#005366

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2a389f;
/* rgb */ color: rgb(42, 56, 159);
/* oklch */ color: oklch(40.0% 0.166 270.7);

Tailwind

colors: {
  custom: {
    50: '#756ebc',
    500: '#2a389f',
    950: '#000000',
  },
}

SCSS

$custom: #2a389f;
$custom-light: #756ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a389f",
  "rgb": {
    "r": 42,
    "g": 56,
    "b": 159
  },
  "hsl": {
    "h": 232.821,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.3999,
    "c": 0.16602,
    "h": 270.7
  },
  "luminance": 0.05824
}

Semantic roles & 50–950 ramp

primary

#2A389F

secondary

#BFB466

accent

#CF46E1

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A389F

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

Preview Lab → · Contrast checker → · Palette generator →