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Recognised as Colour

#1D54EC

  • #1D54EC
  • Blue
  • Dark
  • Nearest: Medium slateblue

#1D54EC is a blue with RGB values 29, 84, 236 and HSL 224°, 84%, 52%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#1D54EC#1D54EC
HEX#1D54EC
RGBrgb(29, 84, 236)
RGB (0–1)0.1137, 0.3294, 0.9255
RGB percentages11.4%, 32.9%, 92.5%
HSLhsl(224.1, 84.5%, 52%)
HSV / HSBhsv(224.1, 87.7%, 92.5%)
CMYK87.7%, 64.4%, 0%, 7.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,922,284
CSS custom property--colour: #1D54EC;

Brightness & contrast

Relative luminance0.12658WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.95:1
Contrast with white5.95:1WCAG normal text: AA
Contrast with black3.53:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#E2AB13

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006DF1no red cones; affects about 1% of men; ΔE 18 from the original
Deuteranopia#005AE9no green cones; the most common form, about 1% of men; ΔE 6.6 from the original
Tritanopia#007D98no blue cones; rare, and affects men and women equally; ΔE 83.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.95:1WCAG large text: AAA
Contrast with black, large text3.53:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 18.2Royal blue · ΔE 21.6Slate blue · ΔE 23.5Blue violet · ΔE 30.1Dark blue · ΔE 31.6Dark orchid · ΔE 32.2
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 18.21, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ECB51D
Analogous#1DBBEC, #4D1DEC
Triadic#EC1D54, #54EC1D
Split complementary#EC4E1D, #BCEC1D
Tetradic#EC1DBC, #ECB51D, #1DEC4E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D9E2FC
Lighter +30%#AABFF8
Lighter +20%#7B9BF4
Lighter +10%#4C78F0
Darker −10%#1141C5
Darker −20%#0D3196
Darker −30%#092267
Darker −40%#051238
More saturated +25%#0A4BFF
Less saturated −25%#3C62CD

Channel breakdown

R29
G84
B236
Red29 (11.4%)
Green84 (32.9%)
Blue236 (92.5%)
Hue224.06°
Saturation (HSL)84.49%
Lightness51.96%
Dominant channelBlue
Hex per channelR 1D · G 54 · B EC

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Every value on this page was computed from “1d54ec” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.