#2A389E#2A389E

#2A389E is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.9% C 0.165 H 270.8°. Best body text is #FFFFFF at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#2A389E
RGB	rgb(42, 56, 158)
HSL	hsl(233, 58%, 39%)
HSV	hsv(233, 73%, 62%)
CMYK	cmyk(73.4%, 64.6%, 0%, 38%)
CIE-LAB	lab(28.87, 30.52, -56.99)
CIE-LCH	lch(28.87, 64.65, 298.17°)
OKLab	oklab(39.9% 0.0022 -0.1647)
OKLCH	oklch(39.9% 0.165 270.8)
XYZ	xyz(8.5385, 5.7883, 33.0084)
Luminance	0.0579 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A389E #9E902A

analogous

#2A729E #2A389E #562A9E

triadic

#2A389E #9E2A38 #389E2A

tetradic

#2A389E #9E2A72 #9E902A #2A9E56

square

#2A389E #9E2A72 #9E902A #2A9E56

split-complementary

#2A389E #9E562A #729E2A

monochromatic

#10163D #1D276E #2A389E #3A4CCB #6B78D8

Accessibility & contrast

On white

9.73

#2A389E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2A389E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A389E

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A389E	#FFFFFF	#000000	##FFFFFF
##2A389E	1.00	9.73	2.16	9.73
#FFFFFF	9.73	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA1

Deuteranopia (green-blind)

#003F9C

Tritanopia (blue-blind)

#005365

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2a389e;
/* rgb */ color: rgb(42, 56, 158);
/* oklch */ color: oklch(39.9% 0.165 270.8);

Tailwind

colors: {
  custom: {
    50: '#756ebc',
    500: '#2a389e',
    950: '#000000',
  },
}

SCSS

$custom: #2a389e;
$custom-light: #756ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a389e",
  "rgb": {
    "r": 42,
    "g": 56,
    "b": 158
  },
  "hsl": {
    "h": 232.759,
    "s": 58,
    "l": 39.216
  },
  "oklch": {
    "l": 0.39897,
    "c": 0.16467,
    "h": 270.8
  },
  "luminance": 0.05789
}

Semantic roles & 50–950 ramp

primary

#2A389E

secondary

#BEB466

accent

#CF47E1

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A389E

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

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