Nerdulator> put something in

Recognised as Colour

#030055

  • #030055
  • Blue
  • Dark
  • Nearest: Midnight blue

#030055 is a blue with RGB values 3, 0, 85 and HSL 242°, 100%, 17%. It is a dark colour, so white text on it reaches 18.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#030055#030055
HEX#030055
RGBrgb(3, 0, 85)
RGB (0–1)0.0118, 0, 0.3333
RGB percentages1.2%, 0%, 33.3%
HSLhsl(242.1, 100%, 16.7%)
HSV / HSBhsv(242.1, 100%, 33.3%)
CMYK96.5%, 100%, 0%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer196,693
CSS custom property--colour: #030055;

Brightness & contrast

Relative luminance0.00675WCAG 2.x, 0 is black and 1 is white
Perceived brightness28.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.5:1
Contrast with white18.5:1WCAG normal text: AAA
Contrast with black1.14:1WCAG normal text: Fail
Greyscale equivalent#070707
Inverted#FCFFAA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001857no red cones; affects about 1% of men; ΔE 17.4 from the original
Deuteranopia#000E54no green cones; the most common form, about 1% of men; ΔE 10.3 from the original
Tritanopia#001E2Eno blue cones; rare, and affects men and women equally; ΔE 51.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.5:1WCAG large text: AAA
Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 10.4Navy · ΔE 22.1Indigo · ΔE 22.8Dark slateblue · ΔE 26.9Dark blue · ΔE 27.4Rebecca purple · ΔE 28
Nearest named CSS colourMidnight blue (#191970)ΔE 10.42, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#525500
Analogous#002755, #2D0055
Triadic#550300, #005503
Split complementary#552E00, #275500
Tetradic#550028, #525500, #00552E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2A22FF
Lighter +30%#0800EE
Lighter +20%#0700BB
Lighter +10%#050088
Darker −10%#010022
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#030055
Less saturated −25%#0D0B4A

Channel breakdown

R3
G0
B85
Red3 (1.2%)
Green0 (0%)
Blue85 (33.3%)
Hue242.12°
Saturation (HSL)100%
Lightness16.67%
Dominant channelBlue
Hex per channelR 03 · G 00 · B 55

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 030055” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.