#101E4E#101E4E

#101E4E is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.6% C 0.090 H 267.3°. Best body text is #FFFFFF at 15.94:1 contrast (WCAG AA passes).

Color values

HEX	#101E4E
RGB	rgb(16, 30, 78)
HSL	hsl(226, 66%, 18%)
HSV	hsv(226, 79%, 31%)
CMYK	cmyk(79.5%, 61.5%, 0%, 69.4%)
CIE-LAB	lab(13.16, 13.55, -31.36)
CIE-LCH	lch(13.16, 34.16, 293.37°)
OKLab	oklab(25.64% -0.0042 -0.0904)
OKLCH	oklch(25.64% 0.09 267.3)
XYZ	xyz(2.0526, 1.5885, 7.4047)
Luminance	0.0159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101E4E #4E4010

analogous

#103D4E #101E4E #21104E

triadic

#101E4E #4E101E #1E4E10

tetradic

#101E4E #4E103D #4E4010 #104E21

square

#101E4E #4E103D #4E4010 #104E21

split-complementary

#101E4E #4E2110 #3D4E10

monochromatic

#050A19 #060A1B #101E4E #1A3281 #2545B4

Accessibility & contrast

On white

15.94

#101E4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#101E4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101E4E

15.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101E4E	#FFFFFF	#000000	##FFFFFF
##101E4E	1.00	15.94	1.32	15.94
#FFFFFF	15.94	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002550

Deuteranopia (green-blind)

#001F4D

Tritanopia (blue-blind)

#002A32

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #101e4e;
/* rgb */ color: rgb(16, 30, 78);
/* oklch */ color: oklch(25.6% 0.090 267.3);

Tailwind

colors: {
  custom: {
    50: '#585980',
    500: '#101e4e',
    950: '#000000',
  },
}

SCSS

$custom: #101e4e;
$custom-light: #585980;
$custom-dark: #000000;

JSON

{
  "hex": "#101e4e",
  "rgb": {
    "r": 16,
    "g": 30,
    "b": 78
  },
  "hsl": {
    "h": 226.452,
    "s": 65.957,
    "l": 18.431
  },
  "oklch": {
    "l": 0.25643,
    "c": 0.09047,
    "h": 267.3
  },
  "luminance": 0.01589
}

Semantic roles & 50–950 ramp

primary

#101E4E

secondary

#887432

accent

#C33FE9

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #101E4E

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

Preview Lab → · Contrast checker → · Palette generator →