Nerdulator> put something in

Recognised as Colour

#0423CA

  • #0423CA
  • Blue
  • Dark
  • Nearest: Medium blue

#0423CA is a blue with RGB values 4, 35, 202 and HSL 231°, 96%, 40%. It is a dark colour, so white text on it reaches 10:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0423CA#0423CA
HEX#0423CA
RGBrgb(4, 35, 202)
RGB (0–1)0.0157, 0.1373, 0.7922
RGB percentages1.6%, 13.7%, 79.2%
HSLhsl(230.6, 96.1%, 40.4%)
HSV / HSBhsv(230.6, 98%, 79.2%)
CMYK98%, 82.7%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer271,306
CSS custom property--colour: #0423CA;

Brightness & contrast

Relative luminance0.05492WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.01:1
Contrast with white10.01:1WCAG normal text: AAA
Contrast with black2.1:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#FBDC35

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004CCEno red cones; affects about 1% of men; ΔE 27.5 from the original
Deuteranopia#0038C7no green cones; the most common form, about 1% of men; ΔE 15.2 from the original
Tritanopia#005A79no blue cones; rare, and affects men and women equally; ΔE 90.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.01:1WCAG large text: AAA
Contrast with black, large text2.1:1WCAG large text: Fail

Named colours

Medium blue · ΔE 13.6Dark blue · ΔE 21.4Blue violet · ΔE 22.1Navy · ΔE 26.3Dark violet · ΔE 27.4Dark orchid · ΔE 30.3
Nearest named CSS colourMedium blue (#0000CD)ΔE 13.63, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CAAB04
Analogous#0486CA, #4804CA
Triadic#CA0423, #23CA04
Split complementary#CA4804, #86CA04
Tetradic#CA0486, #CAAB04, #04CA48

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9DACFD
Lighter +30%#6B82FC
Lighter +20%#3957FB
Lighter +10%#072DFA
Darker −10%#031A98
Darker −20%#021266
Darker −30%#010934
Darker −40%#000002
More saturated +25%#0020CE
Less saturated −25%#1E35B0

Channel breakdown

R4
G35
B202
Red4 (1.6%)
Green35 (13.7%)
Blue202 (79.2%)
Hue230.61°
Saturation (HSL)96.12%
Lightness40.39%
Dominant channelBlue
Hex per channelR 04 · G 23 · B CA

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 “0423ca” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.