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Recognised as Colour

#1D05AE

  • #1D05AE
  • Blue
  • Dark
  • Nearest: Dark blue

#1D05AE is a blue with RGB values 29, 5, 174 and HSL 249°, 94%, 35%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#1D05AE#1D05AE
HEX#1D05AE
RGBrgb(29, 5, 174)
RGB (0–1)0.1137, 0.0196, 0.6824
RGB percentages11.4%, 2%, 68.2%
HSLhsl(248.5, 94.4%, 35.1%)
HSV / HSBhsv(248.5, 97.1%, 68.2%)
CMYK83.3%, 97.1%, 0%, 31.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,901,998
CSS custom property--colour: #1D05AE;

Brightness & contrast

Relative luminance0.03426WCAG 2.x, 0 is black and 1 is white
Perceived brightness61 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.46:1
Contrast with white12.46:1WCAG normal text: AAA
Contrast with black1.69:1WCAG normal text: Fail
Greyscale equivalent#161616
Inverted#E2FA51

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003CB2no red cones; affects about 1% of men; ΔE 29.9 from the original
Deuteranopia#002BACno green cones; the most common form, about 1% of men; ΔE 19.5 from the original
Tritanopia#004765no blue cones; rare, and affects men and women equally; ΔE 86.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.46:1WCAG large text: AAA
Contrast with black, large text1.69:1WCAG large text: Fail

Named colours

Dark blue · ΔE 14.6Medium blue · ΔE 15.9Navy · ΔE 19.8Blue violet · ΔE 23.7Indigo · ΔE 26.2Dark violet · ΔE 26.5
Nearest named CSS colourDark blue (#00008B)ΔE 14.57, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#96AE05
Analogous#0541AE, #7205AE
Triadic#AE1D05, #05AE1D
Split complementary#AE7205, #41AE05
Tetradic#AE0541, #96AE05, #05AE72

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9584FB
Lighter +30%#6A52FA
Lighter +20%#3F20F9
Lighter +10%#2506E0
Darker −10%#15047C
Darker −20%#0C024B
Darker −30%#040119
Darker −40%#000000
More saturated +25%#1900B3
Less saturated −25%#2D1B98

Channel breakdown

R29
G5
B174
Red29 (11.4%)
Green5 (2%)
Blue174 (68.2%)
Hue248.52°
Saturation (HSL)94.41%
Lightness35.1%
Dominant channelBlue
Hex per channelR 1D · G 05 · B AE

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Every value on this page was computed from “1d05ae” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.