#101940#101940

#101940 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.2% C 0.075 H 269.8°. Best body text is #FFFFFF at 17.00:1 contrast (WCAG AA passes).

Color values

HEX	#101940
RGB	rgb(16, 25, 64)
HSL	hsl(229, 60%, 16%)
HSV	hsv(229, 75%, 25%)
CMYK	cmyk(75%, 60.9%, 0%, 74.9%)
CIE-LAB	lab(10.37, 11.35, -26.14)
CIE-LCH	lch(10.37, 28.50, 293.48°)
OKLab	oklab(23.16% -0.0002 -0.0751)
OKLCH	oklch(23.16% 0.075 269.8)
XYZ	xyz(1.4864, 1.1754, 4.9980)
Luminance	0.0118 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101940 #403710

analogous

#103140 #101940 #1F1040

triadic

#101940 #401019 #194010

tetradic

#101940 #401031 #403710 #10401F

square

#101940 #401031 #403710 #10401F

split-complementary

#101940 #401F10 #314010

monochromatic

#060A18 #060A18 #101940 #1C2C71 #283FA2

Accessibility & contrast

On white

17.00

#101940 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#101940 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101940

17.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101940	#FFFFFF	#000000	##FFFFFF
##101940	1.00	17.00	1.24	17.00
#FFFFFF	17.00	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	17.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#021E41

Deuteranopia (green-blind)

#001A3F

Tritanopia (blue-blind)

#002229

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #101940;
/* rgb */ color: rgb(16, 25, 64);
/* oklch */ color: oklch(23.2% 0.075 269.8);

Tailwind

colors: {
  custom: {
    50: '#555575',
    500: '#101940',
    950: '#000000',
  },
}

SCSS

$custom: #101940;
$custom-light: #555575;
$custom-dark: #000000;

JSON

{
  "hex": "#101940",
  "rgb": {
    "r": 16,
    "g": 25,
    "b": 64
  },
  "hsl": {
    "h": 228.75,
    "s": 60,
    "l": 15.686
  },
  "oklch": {
    "l": 0.23164,
    "c": 0.07509,
    "h": 269.8
  },
  "luminance": 0.01176
}

Semantic roles & 50–950 ramp

primary

#101940

secondary

#7A6C32

accent

#C545E3

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030308

muted

#78787B

Preview Lab

Preview with #101940

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

Preview Lab → · Contrast checker → · Palette generator →