Nerdulator> put something in

Recognised as Colour

#01024D

  • #01024D
  • Blue
  • Dark
  • Nearest: Midnight blue

#01024D is a blue with RGB values 1, 2, 77 and HSL 239°, 97%, 15%. It is a dark colour, so white text on it reaches 18.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#01024D#01024D
HEX#01024D
RGBrgb(1, 2, 77)
RGB (0–1)0.0039, 0.0078, 0.302
RGB percentages0.4%, 0.8%, 30.2%
HSLhsl(239.2, 97.4%, 15.3%)
HSV / HSBhsv(239.2, 98.7%, 30.2%)
CMYK98.7%, 97.4%, 0%, 69.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer66,125
CSS custom property--colour: #01024D;

Brightness & contrast

Relative luminance0.00586WCAG 2.x, 0 is black and 1 is white
Perceived brightness26 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.8:1
Contrast with white18.8:1WCAG normal text: AAA
Contrast with black1.12:1WCAG normal text: Fail
Greyscale equivalent#070707
Inverted#FEFDB2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00164Fno red cones; affects about 1% of men; ΔE 14.3 from the original
Deuteranopia#000D4Cno green cones; the most common form, about 1% of men; ΔE 8 from the original
Tritanopia#001C2Ano blue cones; rare, and affects men and women equally; ΔE 46.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.8:1WCAG large text: AAA
Contrast with black, large text1.12:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 12.2Dark slateblue · ΔE 25.9Indigo · ΔE 28.2Navy · ΔE 28.4Rebecca purple · ΔE 30.7Dark blue · ΔE 33.7
Nearest named CSS colourMidnight blue (#191970)ΔE 12.24, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4D4C01
Analogous#01284D, #26014D
Triadic#4D0102, #024D01
Split complementary#4D2601, #284D01
Tetradic#4D0128, #4D4C01, #014D26

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1E21FC
Lighter +30%#0306E4
Lighter +20%#0205B2
Lighter +10%#02037F
Darker −10%#00011B
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00014E
Less saturated −25%#0B0B43

Channel breakdown

R1
G2
B77
Red1 (0.4%)
Green2 (0.8%)
Blue77 (30.2%)
Hue239.21°
Saturation (HSL)97.44%
Lightness15.29%
Dominant channelBlue
Hex per channelR 01 · G 02 · B 4D

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 “01024d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.