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Recognised as Colour

#1D7BB2

  • #1D7BB2
  • Blue
  • Dark
  • Nearest: Steel blue

#1D7BB2 is a blue with RGB values 29, 123, 178 and HSL 202°, 72%, 41%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#1D7BB2#1D7BB2
HEX#1D7BB2
RGBrgb(29, 123, 178)
RGB (0–1)0.1137, 0.4824, 0.698
RGB percentages11.4%, 48.2%, 69.8%
HSLhsl(202.1, 72%, 40.6%)
HSV / HSBhsv(202.1, 83.7%, 69.8%)
CMYK83.7%, 30.9%, 0%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,932,210
CSS custom property--colour: #1D7BB2;

Brightness & contrast

Relative luminance0.17641WCAG 2.x, 0 is black and 1 is white
Perceived brightness112.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.64:1
Contrast with white4.64:1WCAG normal text: AA
Contrast with black4.53:1WCAG normal text: AA
Greyscale equivalent#6B6B6B
Inverted#E2844D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#617CB4no red cones; affects about 1% of men; ΔE 13.1 from the original
Deuteranopia#4D6FB1no green cones; the most common form, about 1% of men; ΔE 14.6 from the original
Tritanopia#00898Eno blue cones; rare, and affects men and women equally; ΔE 33.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.64:1WCAG large text: AAA
Contrast with black, large text4.53:1WCAG large text: AAA

Named colours

Steel blue · ΔE 6Cornflower blue · ΔE 24.1Slate grey · ΔE 26.5Light slate grey · ΔE 26.6Deep skyblue · ΔE 26.7Light skyblue · ΔE 32
Nearest named CSS colourSteel blue (#4682B4)ΔE 5.99, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B2541D
Analogous#1DB29E, #1D31B2
Triadic#B21D7B, #7BB21D
Split complementary#B21D31, #B29E1D
Tetradic#9E1DB2, #B2541D, #31B21D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AAD7F1
Lighter +30%#7EC2EA
Lighter +20%#52ADE3
Lighter +10%#2699DC
Darker −10%#165D86
Darker −20%#0F3E5A
Darker −30%#08202E
Darker −40%#000203
More saturated +25%#0382CC
Less saturated −25%#377498

Channel breakdown

R29
G123
B178
Red29 (11.4%)
Green123 (48.2%)
Blue178 (69.8%)
Hue202.15°
Saturation (HSL)71.98%
Lightness40.59%
Dominant channelBlue
Hex per channelR 1D · G 7B · B B2

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Every value on this page was computed from “1d7bb2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.