#101741#101741

#101741 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.8% C 0.080 H 271.4°. Best body text is #FFFFFF at 17.20:1 contrast (WCAG AA passes).

Color values

HEX	#101741
RGB	rgb(16, 23, 65)
HSL	hsl(231, 60%, 16%)
HSV	hsv(231, 75%, 25%)
CMYK	cmyk(75.4%, 64.6%, 0%, 74.5%)
CIE-LAB	lab(9.83, 13.33, -27.72)
CIE-LCH	lch(9.83, 30.76, 295.69°)
OKLab	oklab(22.79% 0.002 -0.0798)
OKLCH	oklch(22.79% 0.08 271.4)
XYZ	xyz(1.4739, 1.1045, 5.1355)
Luminance	0.0111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101741 #413A10

analogous

#102F41 #101741 #211041

triadic

#101741 #411017 #174110

tetradic

#101741 #41102F #413A10 #104121

square

#101741 #41102F #413A10 #104121

split-complementary

#101741 #412110 #2F4110

monochromatic

#060919 #060919 #101741 #1C2872 #283AA3

Accessibility & contrast

On white

17.20

#101741 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#101741 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101741

17.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101741	#FFFFFF	#000000	##FFFFFF
##101741	1.00	17.20	1.22	17.20
#FFFFFF	17.20	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D42

Deuteranopia (green-blind)

#001940

Tritanopia (blue-blind)

#002129

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #101741;
/* rgb */ color: rgb(16, 23, 65);
/* oklch */ color: oklch(22.8% 0.080 271.4);

Tailwind

colors: {
  custom: {
    50: '#555376',
    500: '#101741',
    950: '#000000',
  },
}

SCSS

$custom: #101741;
$custom-light: #555376;
$custom-dark: #000000;

JSON

{
  "hex": "#101741",
  "rgb": {
    "r": 16,
    "g": 23,
    "b": 65
  },
  "hsl": {
    "h": 231.429,
    "s": 60.494,
    "l": 15.882
  },
  "oklch": {
    "l": 0.22786,
    "c": 0.0798,
    "h": 271.4
  },
  "luminance": 0.01105
}

Semantic roles & 50–950 ramp

primary

#101741

secondary

#7B7132

accent

#CD44E4

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #101741

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

Preview Lab → · Contrast checker → · Palette generator →