Nerdulator> put something in

Recognised as Colour

#15242E

  • #15242E
  • Blue
  • Dark
  • Nearest: Black

#15242E is a blue with RGB values 21, 36, 46 and HSL 204°, 37%, 13%. It is a dark colour, so white text on it reaches 15.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#15242E#15242E
HEX#15242E
RGBrgb(21, 36, 46)
RGB (0–1)0.0824, 0.1412, 0.1804
RGB percentages8.2%, 14.1%, 18%
HSLhsl(204, 37.3%, 13.1%)
HSV / HSBhsv(204, 54.3%, 18%)
CMYK54.3%, 21.7%, 0%, 82%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,385,518
CSS custom property--colour: #15242E;

Brightness & contrast

Relative luminance0.01618WCAG 2.x, 0 is black and 1 is white
Perceived brightness33.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.86:1
Contrast with white15.86:1WCAG normal text: AAA
Contrast with black1.32:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#EADBD1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#20242Eno red cones; affects about 1% of men; ΔE 4.3 from the original
Deuteranopia#1C212Eno green cones; the most common form, about 1% of men; ΔE 4.7 from the original
Tritanopia#0A2727no blue cones; rare, and affects men and women equally; ΔE 9.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.86:1WCAG large text: AAA
Contrast with black, large text1.32:1WCAG large text: Fail

Named colours

Black · ΔE 16.1Dark slate grey · ΔE 20.5Dim grey · ΔE 32.4Slate grey · ΔE 39.6Gray · ΔE 41.3Light slate grey · ΔE 42.7
Nearest named CSS colourBlack (#000000)ΔE 16.14, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2E1F15
Analogous#152E2C, #15182E
Triadic#2E1524, #242E15
Split complementary#2E1517, #2E2C15
Tetradic#2C152E, #2E1F15, #182E15

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5B90B4
Lighter +30%#457697
Lighter +20%#355B74
Lighter +10%#253F51
Darker −10%#05090B
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0D2636
Less saturated −25%#1D2226

Channel breakdown

R21
G36
B46
Red21 (8.2%)
Green36 (14.1%)
Blue46 (18%)
Hue204°
Saturation (HSL)37.31%
Lightness13.14%
Dominant channelBlue
Hex per channelR 15 · G 24 · B 2E

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 “15242e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.