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Recognised as Colour

#00507D

  • #00507D
  • Blue
  • Dark
  • Nearest: Steel blue

#00507D is a blue with RGB values 0, 80, 125 and HSL 202°, 100%, 25%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#00507D#00507D
HEX#00507D
RGBrgb(0, 80, 125)
RGB (0–1)0, 0.3137, 0.4902
RGB percentages0%, 31.4%, 49%
HSLhsl(201.6, 100%, 24.5%)
HSV / HSBhsv(201.6, 100%, 49%)
CMYK100%, 36%, 0%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer20,605
CSS custom property--colour: #00507D;

Brightness & contrast

Relative luminance0.07218WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.59:1
Contrast with white8.59:1WCAG normal text: AAA
Contrast with black2.44:1WCAG normal text: Fail
Greyscale equivalent#424242
Inverted#FFAF82

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3A527Fno red cones; affects about 1% of men; ΔE 8.8 from the original
Deuteranopia#29477Cno green cones; the most common form, about 1% of men; ΔE 10.6 from the original
Tritanopia#005B60no blue cones; rare, and affects men and women equally; ΔE 28.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.59:1WCAG large text: AAA
Contrast with black, large text2.44:1WCAG large text: Fail

Named colours

Steel blue · ΔE 20.2Dark slate grey · ΔE 28.9Slate grey · ΔE 29.2Dark slateblue · ΔE 31Light slate grey · ΔE 31.1Dim grey · ΔE 33.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 20.22, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7D2D00
Analogous#007D6C, #00117D
Triadic#7D0050, #507D00
Split complementary#7D0011, #7D6C00
Tetradic#6C007D, #7D2D00, #117D00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4ABEFF
Lighter +30%#17ABFF
Lighter +20%#0091E3
Lighter +10%#0071B0
Darker −10%#002F4A
Darker −20%#000F17
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00507D
Less saturated −25%#104C6D

Channel breakdown

R0
G80
B125
Red0 (0%)
Green80 (31.4%)
Blue125 (49%)
Hue201.6°
Saturation (HSL)100%
Lightness24.51%
Dominant channelBlue
Hex per channelR 00 · G 50 · B 7D

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Every value on this page was computed from “00507d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.