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Colour

#021AA1

  • #021AA1
  • Blue
  • Dark
  • Nearest: Dark blue

#021AA1 is a blue with RGB values 2, 26, 161 and HSL 231°, 98%, 32%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#021AA1#021AA1
HEX#021AA1
RGBrgb(2, 26, 161)
RGB (0–1)0.0078, 0.102, 0.6314
RGB percentages0.8%, 10.2%, 63.1%
HSLhsl(230.9, 97.5%, 32%)
HSV / HSBhsv(230.9, 98.8%, 63.1%)
CMYK98.8%, 83.9%, 0%, 36.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer137,889
CSS custom property--colour: #021AA1;

Brightness & contrast

Relative luminance0.03325WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.61:1
Contrast with white12.61:1WCAG normal text: AAA
Contrast with black1.66:1WCAG normal text: Fail
Greyscale equivalent#1F1F1F
Inverted#FDE55E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003BA5no red cones; affects about 1% of men; ΔE 22.8 from the original
Deuteranopia#002B9Fno green cones; the most common form, about 1% of men; ΔE 12.7 from the original
Tritanopia#00475Fno blue cones; rare, and affects men and women equally; ΔE 77.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.61:1WCAG large text: AAA
Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Dark blue · ΔE 7.8Navy · ΔE 10.7Indigo · ΔE 18.7Rebecca purple · ΔE 27.2Midnight blue · ΔE 27.2Medium blue · ΔE 28.7
Nearest named CSS colourDark blue (#00008B)ΔE 7.83, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A18902
Analogous#026AA1, #3A02A1
Triadic#A1021A, #1AA102
Split complementary#A13902, #6AA102
Tetradic#A1026A, #A18902, #02A139

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7287FD
Lighter +30%#3F5CFD
Lighter +20%#0D31FC
Lighter +10%#0322D3
Darker −10%#01126F
Darker −20%#010A3C
Darker −30%#00020A
Darker −40%#000000
More saturated +25%#0019A3
Less saturated −25%#16288D

Channel breakdown

R2
G26
B161
Red2 (0.8%)
Green26 (10.2%)
Blue161 (63.1%)
Hue230.94°
Saturation (HSL)97.55%
Lightness31.96%
Dominant channelBlue
Hex per channelR 02 · G 1A · B A1

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Every value on this page was computed from “021aa1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.