#2536BC#2536BC

#2536BC is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 42.3% C 0.207 H 268.8°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#2536BC
RGB	rgb(37, 54, 188)
HSL	hsl(233, 67%, 44%)
HSV	hsv(233, 80%, 74%)
CMYK	cmyk(80.3%, 71.3%, 0%, 26.3%)
CIE-LAB	lab(31.02, 42.12, -71.42)
CIE-LCH	lch(31.02, 82.92, 300.53°)
OKLab	oklab(42.26% -0.0042 -0.2069)
OKLCH	oklch(42.26% 0.207 268.8)
XYZ	xyz(11.1561, 6.6612, 48.2650)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2536BC #BCAB25

analogous

#2582BC #2536BC #6025BC

triadic

#2536BC #BC2536 #36BC25

tetradic

#2536BC #BC2582 #BCAB25 #25BC60

square

#2536BC #BC2582 #BCAB25 #25BC60

split-complementary

#2536BC #BC6025 #82BC25

monochromatic

#111956 #1B2789 #2536BC #4455DA #7783E4

Accessibility & contrast

On white

9.00

#2536BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2536BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2536BC

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2536BC	#FFFFFF	#000000	##FFFFFF
##2536BC	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C0

Deuteranopia (green-blind)

#0042BA

Tritanopia (blue-blind)

#005C75

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2536bc;
/* rgb */ color: rgb(37, 54, 188);
/* oklch */ color: oklch(42.3% 0.207 268.8);

Tailwind

colors: {
  custom: {
    50: '#7b6ed1',
    500: '#2536bc',
    950: '#000000',
  },
}

SCSS

$custom: #2536bc;
$custom-light: #7b6ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#2536bc",
  "rgb": {
    "r": 37,
    "g": 54,
    "b": 188
  },
  "hsl": {
    "h": 233.245,
    "s": 67.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42262,
    "c": 0.20696,
    "h": 268.8
  },
  "luminance": 0.06662
}

Semantic roles & 50–950 ramp

primary

#2536BC

secondary

#CCC271

accent

#D73EEA

background

#F8F6FD

surface

#EFECFA

border

#CAC7D3

text

#0B0714

muted

#7C7A83

Preview Lab

Preview with #2536BC

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

Preview Lab → · Contrast checker → · Palette generator →