#10235B#10235B

#10235B is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.0% C 0.104 H 265.7°. Best body text is #FFFFFF at 14.86:1 contrast (WCAG AA passes).

Color values

HEX#10235B
RGBrgb(16, 35, 91)
HSLhsl(225, 70%, 21%)
HSVhsv(225, 82%, 36%)
CMYKcmyk(82.4%, 61.5%, 0%, 64.3%)
CIE-LABlab(15.84, 15.38, -35.80)
CIE-LCHlch(15.84, 38.97, 293.25°)
OKLaboklab(28.01% -0.0078 -0.1033)
OKLCHoklch(28.01% 0.104 265.7)
XYZxyz(2.7024, 2.0672, 10.1521)
Luminance0.0207 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#10235B #5B4810
analogous
#10485B #10235B #22105B
triadic
#10235B #5B1023 #235B10
tetradic
#10235B #5B1048 #5B4810 #105B22
square
#10235B #5B1048 #5B4810 #105B22
split-complementary
#10235B #5B2210 #485B10
monochromatic
#050A1A #070F27 #10235B #19378F #224BC3

Accessibility & contrast

On white

14.86
#10235B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.41
#10235B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10235B
14.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##10235B#FFFFFF#000000##FFFFFF
##10235B1.0014.861.4114.86
#FFFFFF14.861.0021.001.00
#0000001.4121.001.0021.00
##FFFFFF14.861.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002B5D
Deuteranopia (green-blind)
#00245A
Tritanopia (blue-blind)
#00313B
Achromatopsia (no color)
#272727

Design tokens & code

CSS
--color: #10235b;
/* rgb */ color: rgb(16, 35, 91);
/* oklch */ color: oklch(28.0% 0.104 265.7);
Tailwind
colors: {
  custom: {
    50: '#5c5d8a',
    500: '#10235b',
    950: '#000000',
  },
}
SCSS
$custom: #10235b;
$custom-light: #5c5d8a;
$custom-dark: #000000;
JSON
{
  "hex": "#10235b",
  "rgb": {
    "r": 16,
    "g": 35,
    "b": 91
  },
  "hsl": {
    "h": 224.8,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.28012,
    "c": 0.10362,
    "h": 265.7
  },
  "luminance": 0.02068
}

Semantic roles & 50–950 ramp

primary
#10235B
secondary
#947B33
accent
#C03BED
background
#F5F5F8
surface
#E9E9F0
border
#C5C5CB
text
#05040C
muted
#79797D

Preview Lab

Preview with #10235B

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

Preview Lab → · Contrast checker → · Palette generator →

#10235B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva