Nerdulator> put something in

Recognised as Colour

#657AFE

  • #657AFE
  • Blue
  • Dark
  • Nearest: Royal blue

#657AFE is a blue with RGB values 101, 122, 254 and HSL 232°, 99%, 70%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#657AFE#657AFE
HEX#657AFE
RGBrgb(101, 122, 254)
RGB (0–1)0.3961, 0.4784, 0.9961
RGB percentages39.6%, 47.8%, 99.6%
HSLhsl(231.8, 98.7%, 69.6%)
HSV / HSBhsv(231.8, 60.2%, 99.6%)
CMYK60.2%, 52%, 0%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,650,622
CSS custom property--colour: #657AFE;

Brightness & contrast

Relative luminance0.23842WCAG 2.x, 0 is black and 1 is white
Perceived brightness138.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.77:1
Contrast with white3.64:1WCAG normal text: Fail
Contrast with black5.77:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#9A8501

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#288DFFno red cones; affects about 1% of men; ΔE 19.4 from the original
Deuteranopia#0080FBno green cones; the most common form, about 1% of men; ΔE 14.1 from the original
Tritanopia#0099B0no blue cones; rare, and affects men and women equally; ΔE 73.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.64:1WCAG large text: AA
Contrast with black, large text5.77:1WCAG large text: AAA

Named colours

Royal blue · ΔE 9.9Medium slateblue · ΔE 11Slate blue · ΔE 15.7Medium purple · ΔE 19Dodgerblue · ΔE 22.1Cornflower blue · ΔE 29.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.95, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FEE965
Analogous#65C7FE, #9C65FE
Triadic#FE657A, #7AFE65
Split complementary#FE9C65, #C7FE65
Tetradic#FE65C7, #FEE965, #65FE9C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FDFDFF
Lighter +20%#CAD2FF
Lighter +10%#98A6FE
Darker −10%#324EFE
Darker −20%#0224FB
Darker −30%#011DC9
Darker −40%#011596
More saturated +25%#6479FF
Less saturated −25%#7888EB

Channel breakdown

R101
G122
B254
Red101 (39.6%)
Green122 (47.8%)
Blue254 (99.6%)
Hue231.76°
Saturation (HSL)98.71%
Lightness69.61%
Dominant channelBlue
Hex per channelR 65 · G 7A · B FE

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 “657afe” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.