Nerdulator> put something in

Recognised as Colour

#2A0800

  • #2A0800
  • Red
  • Dark
  • Nearest: Black

#2A0800 is a red with RGB values 42, 8, 0 and HSL 11°, 100%, 8%. 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

#2A0800#2A0800
HEX#2A0800
RGBrgb(42, 8, 0)
RGB (0–1)0.1647, 0.0314, 0
RGB percentages16.5%, 3.1%, 0%
HSLhsl(11.4, 100%, 8.2%)
HSV / HSBhsv(11.4, 100%, 16.5%)
CMYK0%, 81%, 100%, 83.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,754,560
CSS custom property--colour: #2A0800;

Brightness & contrast

Relative luminance0.00666WCAG 2.x, 0 is black and 1 is white
Perceived brightness23.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.53:1
Contrast with white18.53:1WCAG normal text: AAA
Contrast with black1.13:1WCAG normal text: Fail
Greyscale equivalent#0F0F0F
Inverted#D5F7FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#120E00no red cones; affects about 1% of men; ΔE 17.2 from the original
Deuteranopia#1A1600no green cones; the most common form, about 1% of men; ΔE 17.9 from the original
Tritanopia#2F0106no blue cones; rare, and affects men and women equally; ΔE 7.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.53:1WCAG large text: AAA
Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Black · ΔE 19.6Dark slate grey · ΔE 39.8Dim grey · ΔE 42.7Saddle brown · ΔE 45.8Maroon · ΔE 47.1Sienna · ΔE 47.9
Nearest named CSS colourBlack (#000000)ΔE 19.61, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#00222A
Analogous#2A000D, #2A1D00
Triadic#002A08, #08002A
Split complementary#002A1D, #000D2A
Tetradic#0D2A00, #00222A, #1D002A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F62F00
Lighter +30%#C32500
Lighter +20%#901B00
Lighter +10%#5D1200
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2A0800
Less saturated −25%#250B05

Channel breakdown

R42
G8
B0
Red42 (16.5%)
Green8 (3.1%)
Blue0 (0%)
Hue11.43°
Saturation (HSL)100%
Lightness8.24%
Dominant channelRed
Hex per channelR 2A · G 08 · B 00

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 “2a0800” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.