#051027#051027

#051027 is a very dark, muted blue. Relative luminance 0.005; OKLCH L 17.8% C 0.050 H 261.9°. Best body text is #FFFFFF at 18.92:1 contrast (WCAG AA passes).

Color values

HEX	#051027
RGB	rgb(5, 16, 39)
HSL	hsl(221, 77%, 9%)
HSV	hsv(221, 87%, 15%)
CMYK	cmyk(87.2%, 59%, 0%, 84.7%)
CIE-LAB	lab(4.96, 3.76, -16.56)
CIE-LCH	lch(4.96, 16.99, 282.80°)
OKLab	oklab(17.81% -0.0071 -0.0499)
OKLCH	oklch(17.81% 0.05 261.9)
XYZ	xyz(0.6140, 0.5493, 1.9927)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051027 #271C05

analogous

#052127 #051027 #0B0527

triadic

#051027 #270510 #102705

tetradic

#051027 #270521 #271C05 #05270B

square

#051027 #270521 #271C05 #05270B

split-complementary

#051027 #270B05 #212705

monochromatic

#030B1B #030B1B #051027 #0C265D #133D93

Accessibility & contrast

On white

18.92

#051027 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#051027 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051027

18.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051027	#FFFFFF	#000000	##FFFFFF
##051027	1.00	18.92	1.11	18.92
#FFFFFF	18.92	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#051228

Deuteranopia (green-blind)

#010F27

Tritanopia (blue-blind)

#001519

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #051027;
/* rgb */ color: rgb(5, 16, 39);
/* oklch */ color: oklch(17.8% 0.050 261.9);

Tailwind

colors: {
  custom: {
    50: '#494e61',
    500: '#051027',
    950: '#000000',
  },
}

SCSS

$custom: #051027;
$custom-light: #494e61;
$custom-dark: #000000;

JSON

{
  "hex": "#051027",
  "rgb": {
    "r": 5,
    "g": 16,
    "b": 39
  },
  "hsl": {
    "h": 220.588,
    "s": 77.273,
    "l": 8.627
  },
  "oklch": {
    "l": 0.17805,
    "c": 0.05041,
    "h": 261.9
  },
  "luminance": 0.00549
}

Semantic roles & 50–950 ramp

primary

#051027

secondary

#69511F

accent

#B634F4

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010105

muted

#777779

Preview Lab

Preview with #051027

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

Preview Lab → · Contrast checker → · Palette generator →