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Recognised as Colour

#1100ED

  • #1100ED
  • Blue
  • Dark
  • Nearest: Blue

#1100ED is a blue with RGB values 17, 0, 237 and HSL 244°, 100%, 46%. It is a dark colour, so white text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#1100ED#1100ED
HEX#1100ED
RGBrgb(17, 0, 237)
RGB (0–1)0.0667, 0, 0.9294
RGB percentages6.7%, 0%, 92.9%
HSLhsl(244.3, 100%, 46.5%)
HSV / HSBhsv(244.3, 100%, 92.9%)
CMYK92.8%, 100%, 0%, 7.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,114,349
CSS custom property--colour: #1100ED;

Brightness & contrast

Relative luminance0.06234WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.35:1
Contrast with white9.35:1WCAG normal text: AAA
Contrast with black2.25:1WCAG normal text: Fail
Greyscale equivalent#151515
Inverted#EEFF12

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0052F2no red cones; affects about 1% of men; ΔE 38.2 from the original
Deuteranopia#003AEAno green cones; the most common form, about 1% of men; ΔE 24.4 from the original
Tritanopia#00638Bno blue cones; rare, and affects men and women equally; ΔE 111.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.35:1WCAG large text: AAA
Contrast with black, large text2.25:1WCAG large text: Fail

Named colours

Blue · ΔE 7.9Medium blue · ΔE 13.7Blue violet · ΔE 29.9Dark violet · ΔE 32.6Dark blue · ΔE 43.8Dark orchid · ΔE 44.7
Nearest named CSS colourBlue (#0000FF)ΔE 7.91, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DCED00
Analogous#0065ED, #8800ED
Triadic#ED1100, #00ED11
Split complementary#ED8800, #65ED00
Tetradic#ED0065, #DCED00, #00ED88

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BFBAFF
Lighter +30%#9087FF
Lighter +20%#6054FF
Lighter +10%#3121FF
Darker −10%#0D00BA
Darker −20%#0A0087
Darker −30%#060054
Darker −40%#020021
More saturated +25%#1100ED
Less saturated −25%#2A1ECF

Channel breakdown

R17
G0
B237
Red17 (6.7%)
Green0 (0%)
Blue237 (92.9%)
Hue244.3°
Saturation (HSL)100%
Lightness46.47%
Dominant channelBlue
Hex per channelR 11 · G 00 · B ED

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Every value on this page was computed from “1100ed” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.