#010528#010528

#010528 is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 14.5% C 0.074 H 265.5°. Best body text is #FFFFFF at 19.93:1 contrast (WCAG AA passes).

Color values

HEX	#010528
RGB	rgb(1, 5, 40)
HSL	hsl(234, 95%, 8%)
HSV	hsv(234, 98%, 16%)
CMYK	cmyk(97.5%, 87.5%, 0%, 84.3%)
CIE-LAB	lab(2.42, 7.98, -21.32)
CIE-LCH	lch(2.42, 22.76, 290.53°)
OKLab	oklab(14.47% -0.0057 -0.0734)
OKLCH	oklch(14.47% 0.074 265.5)
XYZ	xyz(0.4497, 0.2681, 2.0351)
Luminance	0.0027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.15

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010528 #282401

analogous

#011828 #010528 #100128

triadic

#010528 #280105 #052801

tetradic

#010528 #280118 #282401 #012810

square

#010528 #280118 #282401 #012810

split-complementary

#010528 #281001 #182801

monochromatic

#01041E #01041E #010528 #020C64 #04149F

Accessibility & contrast

On white

19.93

#010528 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#010528 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010528

19.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010528	#FFFFFF	#000000	##FFFFFF
##010528	1.00	19.93	1.05	19.93
#FFFFFF	19.93	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	19.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B29

Deuteranopia (green-blind)

#000727

Tritanopia (blue-blind)

#000E15

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #010528;
/* rgb */ color: rgb(1, 5, 40);
/* oklch */ color: oklch(14.5% 0.074 265.5);

Tailwind

colors: {
  custom: {
    50: '#474962',
    500: '#010528',
    950: '#000000',
  },
}

SCSS

$custom: #010528;
$custom-light: #474962;
$custom-dark: #000000;

JSON

{
  "hex": "#010528",
  "rgb": {
    "r": 1,
    "g": 5,
    "b": 40
  },
  "hsl": {
    "h": 233.846,
    "s": 95.122,
    "l": 8.039
  },
  "oklch": {
    "l": 0.14473,
    "c": 0.07358,
    "h": 265.5
  },
  "luminance": 0.00268
}

Semantic roles & 50–950 ramp

primary

#010528

secondary

#6F6616

accent

#E929FF

background

#F4F4F5

surface

#E6E6EA

border

#C2C2C6

text

#000005

muted

#777779

Preview Lab

Preview with #010528

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

Preview Lab → · Contrast checker → · Palette generator →