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Colour

#1A80B2

  • #1A80B2
  • Cyan
  • Dark
  • Nearest: Steel blue

#1A80B2 is a cyan with RGB values 26, 128, 178 and HSL 200°, 75%, 40%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#1A80B2#1A80B2
HEX#1A80B2
RGBrgb(26, 128, 178)
RGB (0–1)0.102, 0.502, 0.698
RGB percentages10.2%, 50.2%, 69.8%
HSLhsl(199.7, 74.5%, 40%)
HSV / HSBhsv(199.7, 85.4%, 69.8%)
CMYK85.4%, 28.1%, 0%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,736,882
CSS custom property--colour: #1A80B2;

Brightness & contrast

Relative luminance0.18872WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.77:1
Contrast with white4.4:1WCAG normal text: Fail
Contrast with black4.77:1WCAG normal text: AA
Greyscale equivalent#6E6E6E
Inverted#E57F4D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6880B4no red cones; affects about 1% of men; ΔE 15.6 from the original
Deuteranopia#5472B1no green cones; the most common form, about 1% of men; ΔE 17.6 from the original
Tritanopia#008D91no blue cones; rare, and affects men and women equally; ΔE 30.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.4:1WCAG large text: AA
Contrast with black, large text4.77:1WCAG large text: AAA

Named colours

Steel blue · ΔE 6.3Light slate grey · ΔE 24.8Slate grey · ΔE 24.9Deep skyblue · ΔE 24.9Cornflower blue · ΔE 26.9Light skyblue · ΔE 29.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 6.25, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B24C1A
Analogous#1AB298, #1A34B2
Triadic#B21A80, #80B21A
Split complementary#B21A34, #B2981A
Tetradic#981AB2, #B24C1A, #34B21A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A6D9F2
Lighter +30%#79C6EC
Lighter +20%#4DB3E5
Lighter +10%#21A0DF
Darker −10%#136086
Darker −20%#0D4059
Darker −30%#07202D
Darker −40%#000000
More saturated +25%#0089CC
Less saturated −25%#337799

Channel breakdown

R26
G128
B178
Red26 (10.2%)
Green128 (50.2%)
Blue178 (69.8%)
Hue199.74°
Saturation (HSL)74.51%
Lightness40%
Dominant channelBlue
Hex per channelR 1A · G 80 · B B2

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Every value on this page was computed from “1a80b2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.