#153B61#153B61

#153B61 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.6% C 0.079 H 251.2°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX#153B61
RGBrgb(21, 59, 97)
HSLhsl(210, 64%, 23%)
HSVhsv(210, 78%, 38%)
CMYKcmyk(78.4%, 39.2%, 0%, 62%)
CIE-LABlab(24.16, 1.24, -26.37)
CIE-LCHlch(24.16, 26.40, 272.70°)
OKLaboklab(34.61% -0.0255 -0.075)
OKLCHoklch(34.61% 0.079 251.2)
XYZxyz(4.0301, 4.1500, 11.8956)
Luminance0.0415 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#153B61 #613B15
analogous
#156161 #153B61 #151561
triadic
#153B61 #61153B #3B6115
tetradic
#153B61 #611561 #613B15 #156115
square
#153B61 #611561 #613B15 #156115
split-complementary
#153B61 #611515 #616115
monochromatic
#050F19 #0A1C2F #153B61 #205A93 #2B78C6

Accessibility & contrast

On white

11.48
#153B61 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.83
#153B61 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153B61
11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##153B61#FFFFFF#000000##FFFFFF
##153B611.0011.481.8311.48
#FFFFFF11.481.0021.001.00
#0000001.8321.001.0021.00
##FFFFFF11.481.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2A3D63
Deuteranopia (green-blind)
#1E3660
Tritanopia (blue-blind)
#004449
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #153b61;
/* rgb */ color: rgb(21, 59, 97);
/* oklch */ color: oklch(34.6% 0.079 251.2);
Tailwind
colors: {
  custom: {
    50: '#5e708e',
    500: '#153b61',
    950: '#000000',
  },
}
SCSS
$custom: #153b61;
$custom-light: #5e708e;
$custom-dark: #000000;
JSON
{
  "hex": "#153b61",
  "rgb": {
    "r": 21,
    "g": 59,
    "b": 97
  },
  "hsl": {
    "h": 210,
    "s": 64.407,
    "l": 23.137
  },
  "oklch": {
    "l": 0.34608,
    "c": 0.07927,
    "h": 251.2
  },
  "luminance": 0.0415
}

Semantic roles & 50–950 ramp

primary
#153B61
secondary
#98693A
accent
#9440E7
background
#F5F6F8
surface
#EAECF0
border
#C6C7CB
text
#05070C
muted
#797A7D

Preview Lab

Preview with #153B61

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

Preview Lab → · Contrast checker → · Palette generator →

#153B61 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva