Nerdulator> put something in

Recognised as Colour

#011031

  • #011031
  • Blue
  • Dark
  • Nearest: Black

#011031 is a blue with RGB values 1, 16, 49 and HSL 221°, 96%, 10%. It is a dark colour, so white text on it reaches 18.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#011031#011031
HEX#011031
RGBrgb(1, 16, 49)
RGB (0–1)0.0039, 0.0627, 0.1922
RGB percentages0.4%, 6.3%, 19.2%
HSLhsl(221.3, 96%, 9.8%)
HSV / HSBhsv(221.3, 98%, 19.2%)
CMYK98%, 67.3%, 0%, 80.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer69,681
CSS custom property--colour: #011031;

Brightness & contrast

Relative luminance0.00599WCAG 2.x, 0 is black and 1 is white
Perceived brightness20.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.75:1
Contrast with white18.75:1WCAG normal text: AAA
Contrast with black1.12:1WCAG normal text: Fail
Greyscale equivalent#0F0F0F
Inverted#FEEFCE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001432no red cones; affects about 1% of men; ΔE 2.7 from the original
Deuteranopia#001030no green cones; the most common form, about 1% of men; ΔE 1 from the original
Tritanopia#00181Eno blue cones; rare, and affects men and women equally; ΔE 21.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.75:1WCAG large text: AAA
Contrast with black, large text1.12:1WCAG large text: Fail

Named colours

Black · ΔE 25.1Dark slateblue · ΔE 36.6Midnight blue · ΔE 37.2Dark slate grey · ΔE 37.7Dim grey · ΔE 46.1Steel blue · ΔE 49.3
Nearest named CSS colourBlack (#000000)ΔE 25.13, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#312201
Analogous#012831, #0A0131
Triadic#310110, #103101
Split complementary#310A01, #283101
Tetradic#310128, #312201, #01310A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0551F9
Lighter +30%#0441C7
Lighter +20%#033195
Lighter +10%#022063
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001032
Less saturated −25%#07122B

Channel breakdown

R1
G16
B49
Red1 (0.4%)
Green16 (6.3%)
Blue49 (19.2%)
Hue221.25°
Saturation (HSL)96%
Lightness9.8%
Dominant channelBlue
Hex per channelR 01 · G 10 · B 31

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “hex 011031” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.