Nerdulator> put something in

Recognised as Colour

#288FC2

  • #288FC2
  • Cyan
  • Dark
  • Nearest: Steel blue

#288FC2 is a cyan with RGB values 40, 143, 194 and HSL 200°, 66%, 46%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#288FC2#288FC2
HEX#288FC2
RGBrgb(40, 143, 194)
RGB (0–1)0.1569, 0.5608, 0.7608
RGB percentages15.7%, 56.1%, 76.1%
HSLhsl(199.9, 65.8%, 45.9%)
HSV / HSBhsv(199.9, 79.4%, 76.1%)
CMYK79.4%, 26.3%, 0%, 23.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,658,242
CSS custom property--colour: #288FC2;

Brightness & contrast

Relative luminance0.23991WCAG 2.x, 0 is black and 1 is white
Perceived brightness129.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.8:1
Contrast with white3.62:1WCAG normal text: Fail
Contrast with black5.8:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#D7703D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#768EC4no red cones; affects about 1% of men; ΔE 17.1 from the original
Deuteranopia#6280C1no green cones; the most common form, about 1% of men; ΔE 18.9 from the original
Tritanopia#009CA0no blue cones; rare, and affects men and women equally; ΔE 31 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.62:1WCAG large text: AA
Contrast with black, large text5.8:1WCAG large text: AAA

Named colours

Steel blue · ΔE 8.3Deep skyblue · ΔE 19.4Light skyblue · ΔE 24.4Light slate grey · ΔE 25.1Slate grey · ΔE 25.9Cornflower blue · ΔE 25.9
Nearest named CSS colourSteel blue (#4682B4)ΔE 8.31, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C25B28
Analogous#28C2A8, #2842C2
Triadic#C2288F, #8FC228
Split complementary#C22842, #C2A828
Tetradic#A828C2, #C25B28, #42C228

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C3E3F3
Lighter +30%#99CFEA
Lighter +20%#6FBBE1
Lighter +10%#44A8D9
Darker −10%#1F7098
Darker −20%#17516D
Darker −30%#0E3243
Darker −40%#051219
More saturated +25%#0B99DF
Less saturated −25%#4585A5

Channel breakdown

R40
G143
B194
Red40 (15.7%)
Green143 (56.1%)
Blue194 (76.1%)
Hue199.87°
Saturation (HSL)65.81%
Lightness45.88%
Dominant channelBlue
Hex per channelR 28 · G 8F · B C2

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 “288fc2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.