Nerdulator> put something in

Recognised as Colour

#010456

  • #010456
  • Blue
  • Dark
  • Nearest: Midnight blue

#010456 is a blue with RGB values 1, 4, 86 and HSL 238°, 98%, 17%. It is a dark colour, so white text on it reaches 18.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#010456#010456
HEX#010456
RGBrgb(1, 4, 86)
RGB (0–1)0.0039, 0.0157, 0.3373
RGB percentages0.4%, 1.6%, 33.7%
HSLhsl(237.9, 97.7%, 17.1%)
HSV / HSBhsv(237.9, 98.8%, 33.7%)
CMYK98.8%, 95.3%, 0%, 66.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer66,646
CSS custom property--colour: #010456;

Brightness & contrast

Relative luminance0.00765WCAG 2.x, 0 is black and 1 is white
Perceived brightness29.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.21:1
Contrast with white18.21:1WCAG normal text: AAA
Contrast with black1.15:1WCAG normal text: Fail
Greyscale equivalent#090909
Inverted#FEFBA9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001A58no red cones; affects about 1% of men; ΔE 16.5 from the original
Deuteranopia#001055no green cones; the most common form, about 1% of men; ΔE 9.2 from the original
Tritanopia#002130no blue cones; rare, and affects men and women equally; ΔE 51.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.21:1WCAG large text: AAA
Contrast with black, large text1.15:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 9.3Navy · ΔE 23.6Indigo · ΔE 24Dark slateblue · ΔE 25.4Rebecca purple · ΔE 27.8Dark blue · ΔE 28.8
Nearest named CSS colourMidnight blue (#191970)ΔE 9.34, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#565301
Analogous#012F56, #290156
Triadic#560104, #045601
Split complementary#562801, #2F5601
Tetradic#56012E, #565301, #015628

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#272EFC
Lighter +30%#030BED
Lighter +20%#0209BB
Lighter +10%#020688
Darker −10%#000224
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000357
Less saturated −25%#0C0E4B

Channel breakdown

R1
G4
B86
Red1 (0.4%)
Green4 (1.6%)
Blue86 (33.7%)
Hue237.88°
Saturation (HSL)97.7%
Lightness17.06%
Dominant channelBlue
Hex per channelR 01 · G 04 · B 56

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 010456” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.