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Recognised as Colour

#BFCB04

  • #BFCB04
  • Yellow
  • Light
  • Nearest: Yellow green

#BFCB04 is a yellow with RGB values 191, 203, 4 and HSL 64°, 96%, 41%. It is a light colour, so black text on it reaches 11.8:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#BFCB04#BFCB04
HEX#BFCB04
RGBrgb(191, 203, 4)
RGB (0–1)0.749, 0.7961, 0.0157
RGB percentages74.9%, 79.6%, 1.6%
HSLhsl(63.6, 96.1%, 40.6%)
HSV / HSBhsv(63.6, 98%, 79.6%)
CMYK5.9%, 0%, 98%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,569,348
CSS custom property--colour: #BFCB04;

Brightness & contrast

Relative luminance0.53797WCAG 2.x, 0 is black and 1 is white
Perceived brightness187.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.76:1
Contrast with white1.79:1WCAG normal text: Fail
Contrast with black11.76:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#4034FB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DBC000no red cones; affects about 1% of men; ΔE 17.6 from the original
Deuteranopia#DBC327no green cones; the most common form, about 1% of men; ΔE 17.3 from the original
Tritanopia#CDBEADno blue cones; rare, and affects men and women equally; ΔE 72.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.79:1WCAG large text: Fail
Contrast with black, large text11.76:1WCAG large text: AAA

Named colours

Yellow green · ΔE 18.8Gold · ΔE 24.7Yellow · ΔE 25Green yellow · ΔE 32.5Goldenrod · ΔE 33.9Olive · ΔE 35.6
Nearest named CSS colourYellow green (#9ACD32)ΔE 18.79, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1004CB
Analogous#CB7304, #5CCB04
Triadic#04BFCB, #CB04BF
Split complementary#045CCB, #7304CB
Tetradic#04CB73, #1004CB, #CB045C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7FD9E
Lighter +30%#F3FC6C
Lighter +20%#EFFB3A
Lighter +10%#ECFA08
Darker −10%#909903
Darker −20%#616702
Darker −30%#323501
Darker −40%#030300
More saturated +25%#C3CF00
Less saturated −25%#A8B11E

Channel breakdown

R191
G203
B4
Red191 (74.9%)
Green203 (79.6%)
Blue4 (1.6%)
Hue63.62°
Saturation (HSL)96.14%
Lightness40.59%
Dominant channelGreen
Hex per channelR BF · G CB · B 04

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Every value on this page was computed from “bfcb04” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.