#2530A9#2530A9

#2530A9 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.3% C 0.190 H 270.2°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#2530A9
RGB	rgb(37, 48, 169)
HSL	hsl(235, 64%, 40%)
HSV	hsv(235, 78%, 66%)
CMYK	cmyk(78.1%, 71.6%, 0%, 33.7%)
CIE-LAB	lab(27.77, 39.07, -65.47)
CIE-LCH	lch(27.77, 76.24, 300.83°)
OKLab	oklab(39.34% 0.0006 -0.1896)
OKLCH	oklch(39.34% 0.19 270.2)
XYZ	xyz(8.9789, 5.3708, 38.0919)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2530A9 #A99E25

analogous

#2572A9 #2530A9 #5C25A9

triadic

#2530A9 #A92530 #30A925

tetradic

#2530A9 #A92572 #A99E25 #25A95C

square

#2530A9 #A92572 #A99E25 #25A95C

split-complementary

#2530A9 #A95C25 #72A925

monochromatic

#0F1345 #1A2277 #2530A9 #3845D3 #6A74DE

Accessibility & contrast

On white

10.12

#2530A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2530A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2530A9

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2530A9	#FFFFFF	#000000	##FFFFFF
##2530A9	1.00	10.12	2.07	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AD

Deuteranopia (green-blind)

#003BA7

Tritanopia (blue-blind)

#005269

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2530a9;
/* rgb */ color: rgb(37, 48, 169);
/* oklch */ color: oklch(39.3% 0.190 270.2);

Tailwind

colors: {
  custom: {
    50: '#7769c4',
    500: '#2530a9',
    950: '#000000',
  },
}

SCSS

$custom: #2530a9;
$custom-light: #7769c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2530a9",
  "rgb": {
    "r": 37,
    "g": 48,
    "b": 169
  },
  "hsl": {
    "h": 235,
    "s": 64.078,
    "l": 40.392
  },
  "oklch": {
    "l": 0.39341,
    "c": 0.18957,
    "h": 270.2
  },
  "luminance": 0.05372
}

Semantic roles & 50–950 ramp

primary

#2530A9

secondary

#C4BD65

accent

#D941E7

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #2530A9

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

Preview Lab → · Contrast checker → · Palette generator →