#2B405A#2B405A

#2B405A is a dark, muted cyan. Relative luminance 0.049; OKLCH L 36.6% C 0.053 H 254.3°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX#2B405A
RGBrgb(43, 64, 90)
HSLhsl(213, 35%, 26%)
HSVhsv(213, 52%, 35%)
CMYKcmyk(52.2%, 28.9%, 0%, 64.7%)
CIE-LABlab(26.50, -0.00, -18.07)
CIE-LCHlch(26.50, 18.07, 270.00°)
OKLaboklab(36.61% -0.0142 -0.0505)
OKLCHoklch(36.61% 0.053 254.3)
XYZxyz(4.6745, 4.9182, 10.3739)
Luminance0.0492 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2B405A #5A452B
analogous
#2B575A #2B405A #2D2B5A
triadic
#2B405A #5A2B40 #405A2B
tetradic
#2B405A #5A2B57 #5A452B #2B5A2D
square
#2B405A #5A2B57 #5A452B #2B5A2D
split-complementary
#2B405A #5A2D2B #575A2B
monochromatic
#0A0F15 #172331 #2B405A #3F5D83 #537BAD

Accessibility & contrast

On white

10.59
#2B405A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.98
#2B405A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B405A
10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2B405A#FFFFFF#000000##FFFFFF
##2B405A1.0010.591.9810.59
#FFFFFF10.591.0021.001.00
#0000001.9821.001.0021.00
##FFFFFF10.591.0021.001.00

Color blindness preview

Protanopia (red-blind)
#36415B
Deuteranopia (green-blind)
#303D59
Tritanopia (blue-blind)
#164649
Achromatopsia (no color)
#3F3F3F

Design tokens & code

CSS
--color: #2b405a;
/* rgb */ color: rgb(43, 64, 90);
/* oklch */ color: oklch(36.6% 0.053 254.3);
Tailwind
colors: {
  custom: {
    50: '#677488',
    500: '#2b405a',
    950: '#000000',
  },
}
SCSS
$custom: #2b405a;
$custom-light: #677488;
$custom-dark: #000000;
JSON
{
  "hex": "#2b405a",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 90
  },
  "hsl": {
    "h": 213.191,
    "s": 35.338,
    "l": 26.078
  },
  "oklch": {
    "l": 0.36611,
    "c": 0.05251,
    "h": 254.3
  },
  "luminance": 0.04919
}

Semantic roles & 50–950 ramp

primary
#2B405A
secondary
#8C7355
accent
#9A5CCB
background
#F6F7F8
surface
#EBEDF0
border
#C6C8CB
text
#06080B
muted
#7A7B7C

Preview Lab

Preview with #2B405A

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

Preview Lab → · Contrast checker → · Palette generator →

#2B405A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva