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Colour

#2891CA

  • #2891CA
  • Blue
  • Dark
  • Nearest: Steel blue

#2891CA is a blue with RGB values 40, 145, 202 and HSL 201°, 67%, 47%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2891CA#2891CA
HEX#2891CA
RGBrgb(40, 145, 202)
RGB (0–1)0.1569, 0.5686, 0.7922
RGB percentages15.7%, 56.9%, 79.2%
HSLhsl(201.1, 66.9%, 47.5%)
HSV / HSBhsv(201.1, 80.2%, 79.2%)
CMYK80.2%, 28.2%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,658,762
CSS custom property--colour: #2891CA;

Brightness & contrast

Relative luminance0.24966WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.99:1
Contrast with white3.5:1WCAG normal text: Fail
Contrast with black5.99:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#D76E35

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7691CDno red cones; affects about 1% of men; ΔE 16.2 from the original
Deuteranopia#6082C9no green cones; the most common form, about 1% of men; ΔE 18.1 from the original
Tritanopia#009FA5no blue cones; rare, and affects men and women equally; ΔE 33.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.5:1WCAG large text: AA
Contrast with black, large text5.99:1WCAG large text: AAA

Named colours

Steel blue · ΔE 8.9Deep skyblue · ΔE 18.2Cornflower blue · ΔE 22.6Light skyblue · ΔE 24.5Light slate grey · ΔE 27.5Sky blue · ΔE 28.1
Nearest named CSS colourSteel blue (#4682B4)ΔE 8.89, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CA6128
Analogous#28CAB2, #2840CA
Triadic#CA2891, #91CA28
Split complementary#CA2840, #CAB228
Tetradic#B228CA, #CA6128, #40CA28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CAE5F4
Lighter +30%#9FD1EC
Lighter +20%#74BCE4
Lighter +10%#4AA8DB
Darker −10%#20729F
Darker −20%#175475
Darker −30%#0F354A
Darker −40%#061720
More saturated +25%#0A9AE8
Less saturated −25%#4688AC

Channel breakdown

R40
G145
B202
Red40 (15.7%)
Green145 (56.9%)
Blue202 (79.2%)
Hue201.11°
Saturation (HSL)66.94%
Lightness47.45%
Dominant channelBlue
Hex per channelR 28 · G 91 · B CA

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Every value on this page was computed from “2891ca” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.