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Recognised as Colour

#1D7DC9

  • #1D7DC9
  • Blue
  • Dark
  • Nearest: Cornflower blue

#1D7DC9 is a blue with RGB values 29, 125, 201 and HSL 207°, 75%, 45%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#1D7DC9#1D7DC9
HEX#1D7DC9
RGBrgb(29, 125, 201)
RGB (0–1)0.1137, 0.4902, 0.7882
RGB percentages11.4%, 49%, 78.8%
HSLhsl(206.5, 74.8%, 45.1%)
HSV / HSBhsv(206.5, 85.6%, 78.8%)
CMYK85.6%, 37.8%, 0%, 21.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,932,745
CSS custom property--colour: #1D7DC9;

Brightness & contrast

Relative luminance0.19145WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.83:1
Contrast with white4.35:1WCAG normal text: Fail
Contrast with black4.83:1WCAG normal text: AA
Greyscale equivalent#6E6E6E
Inverted#E28236

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5881CCno red cones; affects about 1% of men; ΔE 8.7 from the original
Deuteranopia#3E72C8no green cones; the most common form, about 1% of men; ΔE 10.9 from the original
Tritanopia#008F99no blue cones; rare, and affects men and women equally; ΔE 43.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.35:1WCAG large text: AA
Contrast with black, large text4.83:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 14.1Steel blue · ΔE 15.6Dodgerblue · ΔE 20.7Deep skyblue · ΔE 28.9Royal blue · ΔE 31.4Dark slateblue · ΔE 32.4
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.09, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C9691D
Analogous#1DC9BF, #1D27C9
Triadic#C91D7D, #7DC91D
Split complementary#C91D27, #C9BF1D
Tetradic#BF1DC9, #C9691D, #27C91D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDDCF5
Lighter +30%#90C5EF
Lighter +20%#63AEE9
Lighter +10%#3796E2
Darker −10%#17619C
Darker −20%#104670
Darker −30%#0A2A43
Darker −40%#030E17
More saturated +25%#0080E6
Less saturated −25%#3A7AAC

Channel breakdown

R29
G125
B201
Red29 (11.4%)
Green125 (49%)
Blue201 (78.8%)
Hue206.51°
Saturation (HSL)74.78%
Lightness45.1%
Dominant channelBlue
Hex per channelR 1D · G 7D · B C9

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Every value on this page was computed from “1d7dc9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.