Nerdulator> put something in

Recognised as Colour

#1B83FA

  • #1B83FA
  • Blue
  • Dark
  • Nearest: Dodgerblue

#1B83FA is a blue with RGB values 27, 131, 250 and HSL 212°, 96%, 54%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#1B83FA#1B83FA
HEX#1B83FA
RGBrgb(27, 131, 250)
RGB (0–1)0.1059, 0.5137, 0.9804
RGB percentages10.6%, 51.4%, 98%
HSLhsl(212, 95.7%, 54.3%)
HSV / HSBhsv(212, 89.2%, 98%)
CMYK89.2%, 47.6%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,803,258
CSS custom property--colour: #1B83FA;

Brightness & contrast

Relative luminance0.23368WCAG 2.x, 0 is black and 1 is white
Perceived brightness132 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.67:1
Contrast with white3.7:1WCAG normal text: Fail
Contrast with black5.67:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#E47C05

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3C8FFEno red cones; affects about 1% of men; ΔE 7 from the original
Deuteranopia#007CF8no green cones; the most common form, about 1% of men; ΔE 4.4 from the original
Tritanopia#00A0B2no blue cones; rare, and affects men and women equally; ΔE 65.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.7:1WCAG large text: AA
Contrast with black, large text5.67:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 7.9Royal blue · ΔE 13Cornflower blue · ΔE 19.9Slate blue · ΔE 24.4Medium slateblue · ΔE 25.5Medium purple · ΔE 26.9
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 7.94, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FA921B
Analogous#1BF3FA, #221BFA
Triadic#FA1B83, #83FA1B
Split complementary#FA221B, #F3FA1B
Tetradic#FA1BF3, #FA921B, #1BFA22

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3F0FE
Lighter +30%#B1D4FD
Lighter +20%#7FB9FC
Lighter +10%#4D9EFB
Darker −10%#056ADD
Darker −20%#0452AB
Darker −30%#033A79
Darker −40%#022247
More saturated +25%#1683FF
Less saturated −25%#3885DD

Channel breakdown

R27
G131
B250
Red27 (10.6%)
Green131 (51.4%)
Blue250 (98%)
Hue212.02°
Saturation (HSL)95.71%
Lightness54.31%
Dominant channelBlue
Hex per channelR 1B · G 83 · B FA

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “1b83fa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.