#15488B#15488B

#15488B is a dark, vivid cyan. Relative luminance 0.067; OKLCH L 40.8% C 0.124 H 257.1°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX#15488B
RGBrgb(21, 72, 139)
HSLhsl(214, 74%, 31%)
HSVhsv(214, 85%, 55%)
CMYKcmyk(84.9%, 48.2%, 0%, 45.5%)
CIE-LABlab(31.01, 9.75, -41.93)
CIE-LCHlch(31.01, 43.05, 283.08°)
OKLaboklab(40.81% -0.0277 -0.1205)
OKLCHoklch(40.81% 0.124 257.1)
XYZxyz(7.2851, 6.6573, 25.3221)
Luminance0.0666 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15488B #8B5815
analogous
#15838B #15488B #1D158B
triadic
#15488B #8B1548 #488B15
tetradic
#15488B #8B1583 #8B5815 #158B1D
square
#15488B #8B1583 #8B5815 #158B1D
split-complementary
#15488B #8B1D15 #838B15
monochromatic
#051121 #0D2C56 #15488B #1D64C0 #3982E1

Accessibility & contrast

On white

9.01
#15488B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.33
#15488B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15488B
9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15488B#FFFFFF#000000##FFFFFF
##15488B1.009.012.339.01
#FFFFFF9.011.0021.001.00
#0000002.3321.001.0021.00
##FFFFFF9.011.0021.001.00

Color blindness preview

Protanopia (red-blind)
#234F8E
Deuteranopia (green-blind)
#00448A
Tritanopia (blue-blind)
#005862
Achromatopsia (no color)
#494949

Design tokens & code

CSS
--color: #15488b;
/* rgb */ color: rgb(21, 72, 139);
/* oklch */ color: oklch(40.8% 0.124 257.1);
Tailwind
colors: {
  custom: {
    50: '#687aad',
    500: '#15488b',
    950: '#000000',
  },
}
SCSS
$custom: #15488b;
$custom-light: #687aad;
$custom-dark: #000000;
JSON
{
  "hex": "#15488b",
  "rgb": {
    "r": 21,
    "g": 72,
    "b": 139
  },
  "hsl": {
    "h": 214.068,
    "s": 73.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40813,
    "c": 0.12366,
    "h": 257.1
  },
  "luminance": 0.06658
}

Semantic roles & 50–950 ramp

primary
#15488B
secondary
#BF873D
accent
#A037F0
background
#F6F7FA
surface
#ECEDF4
border
#C7C8CE
text
#070910
muted
#7A7B7F

Preview Lab

Preview with #15488B

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

Preview Lab → · Contrast checker → · Palette generator →

#15488B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva