#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
RGBrgb(37, 54, 188)
HSLhsl(233, 67%, 44%)
HSVhsv(233, 80%, 74%)
CMYKcmyk(80.3%, 71.3%, 0%, 26.3%)
CIE-LABlab(31.02, 42.12, -71.42)
CIE-LCHlch(31.02, 82.92, 300.53°)
OKLaboklab(42.26% -0.0042 -0.2069)
OKLCHoklch(42.26% 0.207 268.8)
XYZxyz(11.1561, 6.6612, 48.2650)
Luminance0.0666 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

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
##2536BC1.009.002.339.00
#FFFFFF9.001.0021.001.00
#0000002.3321.001.0021.00
##FFFFFF9.001.0021.001.00

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 →

#2536BC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva