Nerdulator> put something in

Colour

#021DD3

  • #021DD3
  • Blue
  • Dark
  • Nearest: Medium blue

#021DD3 is a blue with RGB values 2, 29, 211 and HSL 232°, 98%, 42%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#021DD3#021DD3
HEX#021DD3
RGBrgb(2, 29, 211)
RGB (0–1)0.0078, 0.1137, 0.8275
RGB percentages0.8%, 11.4%, 82.7%
HSLhsl(232.2, 98.1%, 41.8%)
HSV / HSBhsv(232.2, 99.1%, 82.7%)
CMYK99.1%, 86.3%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer138,707
CSS custom property--colour: #021DD3;

Brightness & contrast

Relative luminance0.05595WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.91:1
Contrast with white9.91:1WCAG normal text: AAA
Contrast with black2.12:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#FDE22C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004DD8no red cones; affects about 1% of men; ΔE 29.9 from the original
Deuteranopia#0038D0no green cones; the most common form, about 1% of men; ΔE 17.6 from the original
Tritanopia#005C7Dno blue cones; rare, and affects men and women equally; ΔE 96.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.91:1WCAG large text: AAA
Contrast with black, large text2.12:1WCAG large text: Fail

Named colours

Medium blue · ΔE 7.3Blue violet · ΔE 21.9Blue · ΔE 26.2Dark violet · ΔE 26.8Dark blue · ΔE 26.9Navy · ΔE 32.1
Nearest named CSS colourMedium blue (#0000CD)ΔE 7.26, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D3B802
Analogous#0285D3, #4F02D3
Triadic#D3021D, #1DD302
Split complementary#D35002, #85D302
Tetradic#D30286, #D3B802, #02D350

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A3AFFE
Lighter +30%#7083FE
Lighter +20%#3E57FD
Lighter +10%#0B2AFD
Darker −10%#0216A0
Darker −20%#010F6E
Darker −30%#01083B
Darker −40%#000109
More saturated +25%#001CD5
Less saturated −25%#1D31B8

Channel breakdown

R2
G29
B211
Red2 (0.8%)
Green29 (11.4%)
Blue211 (82.7%)
Hue232.25°
Saturation (HSL)98.12%
Lightness41.76%
Dominant channelBlue
Hex per channelR 02 · G 1D · B D3

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 “021dd3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.