#101455#101455

#101455 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.3% C 0.115 H 271.5°. Best body text is #FFFFFF at 16.76:1 contrast (WCAG AA passes).

Color values

HEX	#101455
RGB	rgb(16, 20, 85)
HSL	hsl(237, 68%, 20%)
HSV	hsv(237, 81%, 33%)
CMYK	cmyk(81.2%, 76.5%, 0%, 66.7%)
CIE-LAB	lab(11.04, 23.83, -39.61)
CIE-LCH	lch(11.04, 46.23, 301.03°)
OKLab	oklab(24.3% 0.003 -0.1146)
OKLCH	oklch(24.3% 0.115 271.5)
XYZ	xyz(2.1030, 1.2661, 8.7261)
Luminance	0.0127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101455 #555110

analogous

#103655 #101455 #2F1055

triadic

#101455 #551014 #145510

tetradic

#101455 #551036 #555110 #10552F

square

#101455 #551036 #555110 #10552F

split-complementary

#101455 #552F10 #365510

monochromatic

#05061A #060821 #101455 #1A2089 #232CBC

Accessibility & contrast

On white

16.76

#101455 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#101455 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101455

16.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101455	#FFFFFF	#000000	##FFFFFF
##101455	1.00	16.76	1.25	16.76
#FFFFFF	16.76	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002157

Deuteranopia (green-blind)

#001A54

Tritanopia (blue-blind)

#002632

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #101455;
/* rgb */ color: rgb(16, 20, 85);
/* oklch */ color: oklch(24.3% 0.115 271.5);

Tailwind

colors: {
  custom: {
    50: '#5c5286',
    500: '#101455',
    950: '#000000',
  },
}

SCSS

$custom: #101455;
$custom-light: #5c5286;
$custom-dark: #000000;

JSON

{
  "hex": "#101455",
  "rgb": {
    "r": 16,
    "g": 20,
    "b": 85
  },
  "hsl": {
    "h": 236.522,
    "s": 68.317,
    "l": 19.804
  },
  "oklch": {
    "l": 0.24295,
    "c": 0.11468,
    "h": 271.5
  },
  "luminance": 0.01266
}

Semantic roles & 50–950 ramp

primary

#101455

secondary

#8F8932

accent

#E13DEB

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #101455

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

Preview Lab → · Contrast checker → · Palette generator →