#10133C#10133C

#10133C is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.4% C 0.078 H 274.6°. Best body text is #FFFFFF at 17.79:1 contrast (WCAG AA passes).

Color values

HEX	#10133C
RGB	rgb(16, 19, 60)
HSL	hsl(236, 58%, 15%)
HSV	hsv(236, 73%, 24%)
CMYK	cmyk(73.3%, 68.3%, 0%, 76.5%)
CIE-LAB	lab(8.15, 14.31, -26.90)
CIE-LCH	lch(8.15, 30.48, 298.01°)
OKLab	oklab(21.39% 0.0062 -0.0774)
OKLCH	oklch(21.39% 0.078 274.6)
XYZ	xyz(1.2619, 0.9020, 4.3817)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.92

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10133C #3C3910

analogous

#10293C #10133C #23103C

triadic

#10133C #3C1013 #133C10

tetradic

#10133C #3C1029 #3C3910 #103C23

square

#10133C #3C1029 #3C3910 #103C23

split-complementary

#10133C #3C2310 #293C10

monochromatic

#060818 #060818 #10133C #1D226C #2A329D

Accessibility & contrast

On white

17.79

#10133C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#10133C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10133C

17.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10133C	#FFFFFF	#000000	##FFFFFF
##10133C	1.00	17.79	1.18	17.79
#FFFFFF	17.79	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3D

Deuteranopia (green-blind)

#00163B

Tritanopia (blue-blind)

#001D25

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #10133c;
/* rgb */ color: rgb(16, 19, 60);
/* oklch */ color: oklch(21.4% 0.078 274.6);

Tailwind

colors: {
  custom: {
    50: '#545072',
    500: '#10133c',
    950: '#000000',
  },
}

SCSS

$custom: #10133c;
$custom-light: #545072;
$custom-dark: #000000;

JSON

{
  "hex": "#10133c",
  "rgb": {
    "r": 16,
    "g": 19,
    "b": 60
  },
  "hsl": {
    "h": 235.909,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.21387,
    "c": 0.07768,
    "h": 274.6
  },
  "luminance": 0.00902
}

Semantic roles & 50–950 ramp

primary

#10133C

secondary

#767132

accent

#D747E1

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030208

muted

#78787B

Preview Lab

Preview with #10133C

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

Preview Lab → · Contrast checker → · Palette generator →