#2A539C#2A539C

#2A539C is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.3% C 0.128 H 260.9°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#2A539C
RGB	rgb(42, 83, 156)
HSL	hsl(218, 58%, 39%)
HSV	hsv(218, 73%, 61%)
CMYK	cmyk(73.1%, 46.8%, 0%, 38.8%)
CIE-LAB	lab(36.13, 11.69, -44.01)
CIE-LCH	lch(36.13, 45.53, 284.88°)
OKLab	oklab(45.32% -0.0201 -0.1261)
OKLCH	oklch(45.32% 0.128 260.9)
XYZ	xyz(10.0467, 9.0780, 32.6688)
Luminance	0.0908 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A539C #9C732A

analogous

#2A8C9C #2A539C #3A2A9C

triadic

#2A539C #9C2A53 #539C2A

tetradic

#2A539C #9C2A8C #9C732A #2A9C3A

square

#2A539C #9C2A8C #9C732A #2A9C3A

split-complementary

#2A539C #9C3A2A #8C9C2A

monochromatic

#10203C #1D396C #2A539C #396DCA #6A91D7

Accessibility & contrast

On white

7.46

#2A539C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2A539C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A539C

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A539C	#FFFFFF	#000000	##FFFFFF
##2A539C	1.00	7.46	2.82	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5B9F

Deuteranopia (green-blind)

#14509B

Tritanopia (blue-blind)

#006470

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2a539c;
/* rgb */ color: rgb(42, 83, 156);
/* oklch */ color: oklch(45.3% 0.128 260.9);

Tailwind

colors: {
  custom: {
    50: '#7382ba',
    500: '#2a539c',
    950: '#000000',
  },
}

SCSS

$custom: #2a539c;
$custom-light: #7382ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a539c",
  "rgb": {
    "r": 42,
    "g": 83,
    "b": 156
  },
  "hsl": {
    "h": 218.421,
    "s": 57.576,
    "l": 38.824
  },
  "oklch": {
    "l": 0.4532,
    "c": 0.12769,
    "h": 260.9
  },
  "luminance": 0.09079
}

Semantic roles & 50–950 ramp

primary

#2A539C

secondary

#BD9D65

accent

#A947E1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2A539C

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

Preview Lab → · Contrast checker → · Palette generator →