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Colour

#2987FD

  • #2987FD
  • Blue
  • Dark
  • Nearest: Dodgerblue

#2987FD is a blue with RGB values 41, 135, 253 and HSL 213°, 98%, 58%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#2987FD#2987FD
HEX#2987FD
RGBrgb(41, 135, 253)
RGB (0–1)0.1608, 0.5294, 0.9922
RGB percentages16.1%, 52.9%, 99.2%
HSLhsl(213.4, 98.1%, 57.6%)
HSV / HSBhsv(213.4, 83.8%, 99.2%)
CMYK83.8%, 46.6%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,721,789
CSS custom property--colour: #2987FD;

Brightness & contrast

Relative luminance0.24891WCAG 2.x, 0 is black and 1 is white
Perceived brightness136 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.98:1
Contrast with white3.51:1WCAG normal text: Fail
Contrast with black5.98:1WCAG normal text: AA
Greyscale equivalent#7C7C7C
Inverted#D67802

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4493FFno red cones; affects about 1% of men; ΔE 7.9 from the original
Deuteranopia#0080FBno green cones; the most common form, about 1% of men; ΔE 4.3 from the original
Tritanopia#00A4B6no blue cones; rare, and affects men and women equally; ΔE 64.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.51:1WCAG large text: AA
Contrast with black, large text5.98:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 6.6Royal blue · ΔE 14.2Cornflower blue · ΔE 18.6Slate blue · ΔE 25.1Medium slateblue · ΔE 26.1Medium purple · ΔE 26.8
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 6.56, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FD9F29
Analogous#29F1FD, #3529FD
Triadic#FD2987, #87FD29
Split complementary#FD3529, #F1FD29
Tetradic#FD29F1, #FD9F29, #29FD35

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F3F8FF
Lighter +30%#C1DCFE
Lighter +20%#8EC0FE
Lighter +10%#5CA3FD
Darker −10%#026CF1
Darker −20%#0255BE
Darker −30%#013F8C
Darker −40%#012859
More saturated +25%#2787FF
Less saturated −25%#448AE2

Channel breakdown

R41
G135
B253
Red41 (16.1%)
Green135 (52.9%)
Blue253 (99.2%)
Hue213.4°
Saturation (HSL)98.15%
Lightness57.65%
Dominant channelBlue
Hex per channelR 29 · G 87 · B FD

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Every value on this page was computed from “2987fd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.