#2A399F#2A399F

#2A399F is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.2% C 0.165 H 270.5°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#2A399F
RGB	rgb(42, 57, 159)
HSL	hsl(232, 58%, 39%)
HSV	hsv(232, 74%, 62%)
CMYK	cmyk(73.6%, 64.2%, 0%, 37.6%)
CIE-LAB	lab(29.21, 30.23, -57.04)
CIE-LCH	lch(29.21, 64.56, 297.92°)
OKLab	oklab(40.17% 0.0014 -0.1648)
OKLCH	oklch(40.17% 0.165 270.5)
XYZ	xyz(8.6738, 5.9208, 33.4799)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A399F #9F902A

analogous

#2A749F #2A399F #562A9F

triadic

#2A399F #9F2A39 #399F2A

tetradic

#2A399F #9F2A74 #9F902A #2A9F56

square

#2A399F #9F2A74 #9F902A #2A9F56

split-complementary

#2A399F #9F562A #749F2A

monochromatic

#10163E #1D286F #2A399F #3B4DCB #6B79D8

Accessibility & contrast

On white

9.61

#2A399F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#2A399F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A399F

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A399F	#FFFFFF	#000000	##FFFFFF
##2A399F	1.00	9.61	2.18	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA2

Deuteranopia (green-blind)

#003F9D

Tritanopia (blue-blind)

#005366

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2a399f;
/* rgb */ color: rgb(42, 57, 159);
/* oklch */ color: oklch(40.2% 0.165 270.5);

Tailwind

colors: {
  custom: {
    50: '#756fbc',
    500: '#2a399f',
    950: '#000000',
  },
}

SCSS

$custom: #2a399f;
$custom-light: #756fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a399f",
  "rgb": {
    "r": 42,
    "g": 57,
    "b": 159
  },
  "hsl": {
    "h": 232.308,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.40174,
    "c": 0.16481,
    "h": 270.5
  },
  "luminance": 0.05922
}

Semantic roles & 50–950 ramp

primary

#2A399F

secondary

#BFB366

accent

#CE46E1

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A399F

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

Preview Lab → · Contrast checker → · Palette generator →