#2B558F#2B558F

#2B558F is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.9% C 0.106 H 257.0°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX#2B558F
RGBrgb(43, 85, 143)
HSLhsl(215, 54%, 36%)
HSVhsv(215, 70%, 56%)
CMYKcmyk(69.9%, 40.6%, 0%, 43.9%)
CIE-LABlab(35.97, 5.57, -36.41)
CIE-LCHlch(35.97, 36.83, 278.70°)
OKLaboklab(44.95% -0.024 -0.1037)
OKLCHoklch(44.95% 0.106 257)
XYZxyz(9.2009, 8.9928, 27.2322)
Luminance0.0899 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2B558F #8F652B
analogous
#2B878F #2B558F #332B8F
triadic
#2B558F #8F2B55 #558F2B
tetradic
#2B558F #8F2B87 #8F652B #2B8F33
square
#2B558F #8F2B87 #8F652B #2B8F33
split-complementary
#2B558F #8F332B #878F2B
monochromatic
#0F1D31 #1D3960 #2B558F #3971BE #6492D0

Accessibility & contrast

On white

7.50
#2B558F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.80
#2B558F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B558F
7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2B558F#FFFFFF#000000##FFFFFF
##2B558F1.007.502.807.50
#FFFFFF7.501.0021.001.00
#0000002.8021.001.0021.00
##FFFFFF7.501.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3B5A91
Deuteranopia (green-blind)
#2B508E
Tritanopia (blue-blind)
#00626B
Achromatopsia (no color)
#555555

Design tokens & code

CSS
--color: #2b558f;
/* rgb */ color: rgb(43, 85, 143);
/* oklch */ color: oklch(44.9% 0.106 257.0);
Tailwind
colors: {
  custom: {
    50: '#7084b0',
    500: '#2b558f',
    950: '#000000',
  },
}
SCSS
$custom: #2b558f;
$custom-light: #7084b0;
$custom-dark: #000000;
JSON
{
  "hex": "#2b558f",
  "rgb": {
    "r": 43,
    "g": 85,
    "b": 143
  },
  "hsl": {
    "h": 214.8,
    "s": 53.763,
    "l": 36.471
  },
  "oklch": {
    "l": 0.44945,
    "c": 0.10645,
    "h": 257
  },
  "luminance": 0.08994
}

Semantic roles & 50–950 ramp

primary
#2B558F
secondary
#B7925F
accent
#A04BDD
background
#F7F8FA
surface
#EDEFF5
border
#C8CACF
text
#080A10
muted
#7B7C7F

Preview Lab

Preview with #2B558F

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

Preview Lab → · Contrast checker → · Palette generator →

#2B558F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva