#102F51#102F51

#102F51 is a dark, moderate cyan. Relative luminance 0.027; OKLCH L 30.2% C 0.072 H 253.1°. Best body text is #FFFFFF at 13.57:1 contrast (WCAG AA passes).

Color values

HEX#102F51
RGBrgb(16, 47, 81)
HSLhsl(211, 67%, 19%)
HSVhsv(211, 80%, 32%)
CMYKcmyk(80.2%, 42%, 0%, 68.2%)
CIE-LABlab(18.96, 2.16, -24.08)
CIE-LCHlch(18.96, 24.17, 275.13°)
OKLaboklab(30.17% -0.0209 -0.0686)
OKLCHoklch(30.17% 0.072 253.1)
XYZxyz(2.7149, 2.7370, 8.1682)
Luminance0.0274 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#102F51 #513210
analogous
#105051 #102F51 #121051
triadic
#102F51 #51102F #2F5110
tetradic
#102F51 #511050 #513210 #105112
square
#102F51 #511050 #513210 #105112
split-complementary
#102F51 #511210 #505110
monochromatic
#050F1A #06111E #102F51 #1A4D84 #246AB7

Accessibility & contrast

On white

13.57
#102F51 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.55
#102F51 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102F51
13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##102F51#FFFFFF#000000##FFFFFF
##102F511.0013.571.5513.57
#FFFFFF13.571.0021.001.00
#0000001.5521.001.0021.00
##FFFFFF13.571.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1F3152
Deuteranopia (green-blind)
#152B50
Tritanopia (blue-blind)
#00373C
Achromatopsia (no color)
#2E2E2E

Design tokens & code

CSS
--color: #102f51;
/* rgb */ color: rgb(16, 47, 81);
/* oklch */ color: oklch(30.2% 0.072 253.1);
Tailwind
colors: {
  custom: {
    50: '#586782',
    500: '#102f51',
    950: '#000000',
  },
}
SCSS
$custom: #102f51;
$custom-light: #586782;
$custom-dark: #000000;
JSON
{
  "hex": "#102f51",
  "rgb": {
    "r": 16,
    "g": 47,
    "b": 81
  },
  "hsl": {
    "h": 211.385,
    "s": 67.01,
    "l": 19.02
  },
  "oklch": {
    "l": 0.30165,
    "c": 0.07173,
    "h": 253.1
  },
  "luminance": 0.02737
}

Semantic roles & 50–950 ramp

primary
#102F51
secondary
#8B6032
accent
#983EEA
background
#F5F6F7
surface
#E9EBEE
border
#C5C6C9
text
#04060A
muted
#797A7C

Preview Lab

Preview with #102F51

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

Preview Lab → · Contrast checker → · Palette generator →

#102F51 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva