#2536A3#2536A3

#2536A3 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.8% C 0.175 H 269.4°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#2536A3
RGB	rgb(37, 54, 163)
HSL	hsl(232, 63%, 39%)
HSV	hsv(232, 77%, 64%)
CMYK	cmyk(77.3%, 66.9%, 0%, 36.1%)
CIE-LAB	lab(28.58, 33.11, -60.51)
CIE-LCH	lch(28.58, 68.98, 298.69°)
OKLab	oklab(39.75% -0.0019 -0.1751)
OKLCH	oklch(39.75% 0.175 269.4)
XYZ	xyz(8.6907, 5.6750, 35.2806)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2536A3 #A39225

analogous

#2575A3 #2536A3 #5325A3

triadic

#2536A3 #A32536 #36A325

tetradic

#2536A3 #A32575 #A39225 #25A353

square

#2536A3 #A32575 #A39225 #25A353

split-complementary

#2536A3 #A35325 #75A325

monochromatic

#0E153F #1A2571 #2536A3 #3449D1 #6676DC

Accessibility & contrast

On white

9.84

#2536A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#2536A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2536A3

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2536A3	#FFFFFF	#000000	##FFFFFF
##2536A3	1.00	9.84	2.14	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A6

Deuteranopia (green-blind)

#003DA1

Tritanopia (blue-blind)

#005367

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2536a3;
/* rgb */ color: rgb(37, 54, 163);
/* oklch */ color: oklch(39.8% 0.175 269.4);

Tailwind

colors: {
  custom: {
    50: '#746dbf',
    500: '#2536a3',
    950: '#000000',
  },
}

SCSS

$custom: #2536a3;
$custom-light: #746dbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2536a3",
  "rgb": {
    "r": 37,
    "g": 54,
    "b": 163
  },
  "hsl": {
    "h": 231.905,
    "s": 63,
    "l": 39.216
  },
  "oklch": {
    "l": 0.39751,
    "c": 0.17511,
    "h": 269.4
  },
  "luminance": 0.05676
}

Semantic roles & 50–950 ramp

primary

#2536A3

secondary

#C2B562

accent

#D042E6

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2536A3

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

Preview Lab → · Contrast checker → · Palette generator →