#2568B0#2568B0

#2568B0 is a mid, vivid cyan. Relative luminance 0.134; OKLCH L 51.3% C 0.132 H 253.2°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX#2568B0
RGBrgb(37, 104, 176)
HSLhsl(211, 65%, 42%)
HSVhsv(211, 79%, 69%)
CMYKcmyk(79%, 40.9%, 0%, 31%)
CIE-LABlab(43.40, 5.15, -44.26)
CIE-LCHlch(43.40, 44.56, 276.63°)
OKLaboklab(51.3% -0.0381 -0.1265)
OKLCHoklch(51.3% 0.132 253.2)
XYZxyz(13.5468, 13.4269, 42.9436)
Luminance0.1343 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2568B0 #B06D25
analogous
#25AEB0 #2568B0 #2825B0
triadic
#2568B0 #B02568 #68B025
tetradic
#2568B0 #B025AE #B06D25 #25B028
square
#2568B0 #B025AE #B06D25 #25B028
split-complementary
#2568B0 #B02825 #AEB025
monochromatic
#102C4B #1A4A7D #2568B0 #3C86D6 #6FA6E1

Accessibility & contrast

On white

5.70
#2568B0 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.69
#2568B0 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2568B0
5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2568B0#FFFFFF#000000##FFFFFF
##2568B01.005.703.695.70
#FFFFFF5.701.0021.001.00
#0000003.6921.001.0021.00
##FFFFFF5.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#456DB3
Deuteranopia (green-blind)
#2E61AF
Tritanopia (blue-blind)
#007983
Achromatopsia (no color)
#676767

Design tokens & code

CSS
--color: #2568b0;
/* rgb */ color: rgb(37, 104, 176);
/* oklch */ color: oklch(51.3% 0.132 253.2);
Tailwind
colors: {
  custom: {
    50: '#7592c8',
    500: '#2568b0',
    950: '#000000',
  },
}
SCSS
$custom: #2568b0;
$custom-light: #7592c8;
$custom-dark: #000000;
JSON
{
  "hex": "#2568b0",
  "rgb": {
    "r": 37,
    "g": 104,
    "b": 176
  },
  "hsl": {
    "h": 211.079,
    "s": 65.258,
    "l": 41.765
  },
  "oklch": {
    "l": 0.51299,
    "c": 0.13213,
    "h": 253.2
  },
  "luminance": 0.13429
}

Semantic roles & 50–950 ramp

primary
#2568B0
secondary
#C79A6A
accent
#9740E8
background
#F7F8FC
surface
#EEF0F8
border
#C9CBD1
text
#0A0D13
muted
#7C7D82

Preview Lab

Preview with #2568B0

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

Preview Lab → · Contrast checker → · Palette generator →

#2568B0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva