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Recognised as Colour

#18130A

  • #18130A
  • Orange
  • Dark
  • Nearest: Black

#18130A is a orange with RGB values 24, 19, 10 and HSL 39°, 41%, 7%. It is a dark colour, so white text on it reaches 18.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#18130A#18130A
HEX#18130A
RGBrgb(24, 19, 10)
RGB (0–1)0.0941, 0.0745, 0.0392
RGB percentages9.4%, 7.5%, 3.9%
HSLhsl(38.6, 41.2%, 6.7%)
HSV / HSBhsv(38.6, 58.3%, 9.4%)
CMYK0%, 20.8%, 58.3%, 90.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,577,738
CSS custom property--colour: #18130A;

Brightness & contrast

Relative luminance0.00682WCAG 2.x, 0 is black and 1 is white
Perceived brightness19.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.48:1
Contrast with white18.48:1WCAG normal text: AAA
Contrast with black1.14:1WCAG normal text: Fail
Greyscale equivalent#131313
Inverted#E7ECF5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#151309no red cones; affects about 1% of men; ΔE 1.6 from the original
Deuteranopia#16140Ano green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#1A1111no blue cones; rare, and affects men and women equally; ΔE 5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.48:1WCAG large text: AAA
Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Black · ΔE 8Dark slate grey · ΔE 29.4Dim grey · ΔE 38.6Gray · ΔE 47.7Dark olivegreen · ΔE 48.3Slate grey · ΔE 49.3
Nearest named CSS colourBlack (#000000)ΔE 8.04, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0A0F18
Analogous#180C0A, #16180A
Triadic#0A1813, #130A18
Split complementary#0A1618, #0C0A18
Tetradic#0A180C, #0A0F18, #180A16

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A88546
Lighter +30%#846837
Lighter +20%#604C28
Lighter +10%#3C3019
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1C1406
Less saturated −25%#14120E

Channel breakdown

R24
G19
B10
Red24 (9.4%)
Green19 (7.5%)
Blue10 (3.9%)
Hue38.57°
Saturation (HSL)41.18%
Lightness6.67%
Dominant channelRed
Hex per channelR 18 · G 13 · B 0A

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Every value on this page was computed from “18130a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.