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Recognised as Colour

#007BCB

  • #007BCB
  • Blue
  • Dark
  • Nearest: Cornflower blue

#007BCB is a blue with RGB values 0, 123, 203 and HSL 204°, 100%, 40%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#007BCB#007BCB
HEX#007BCB
RGBrgb(0, 123, 203)
RGB (0–1)0, 0.4824, 0.7961
RGB percentages0%, 48.2%, 79.6%
HSLhsl(203.6, 100%, 39.8%)
HSV / HSBhsv(203.6, 100%, 79.6%)
CMYK100%, 39.4%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer31,691
CSS custom property--colour: #007BCB;

Brightness & contrast

Relative luminance0.18478WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.7:1
Contrast with white4.47:1WCAG normal text: Fail
Contrast with black4.7:1WCAG normal text: AA
Greyscale equivalent#676767
Inverted#FF8434

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5380CEno red cones; affects about 1% of men; ΔE 8.8 from the original
Deuteranopia#3470C9no green cones; the most common form, about 1% of men; ΔE 10.4 from the original
Tritanopia#008E99no blue cones; rare, and affects men and women equally; ΔE 45.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.47:1WCAG large text: AA
Contrast with black, large text4.7:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 14.2Steel blue · ΔE 18.1Dodgerblue · ΔE 18.9Royal blue · ΔE 29.5Deep skyblue · ΔE 30.4Dark slateblue · ΔE 31.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.16, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CB5000
Analogous#00CBB6, #0015CB
Triadic#CB007B, #7BCB00
Split complementary#CB0015, #CBB500
Tetradic#B600CB, #CB5000, #16CB00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#98D6FF
Lighter +30%#65C2FF
Lighter +20%#32AEFF
Lighter +10%#009AFE
Darker −10%#005C98
Darker −20%#003D65
Darker −30%#001E32
Darker −40%#000000
More saturated +25%#007BCB
Less saturated −25%#1976B2

Channel breakdown

R0
G123
B203
Red0 (0%)
Green123 (48.2%)
Blue203 (79.6%)
Hue203.65°
Saturation (HSL)100%
Lightness39.8%
Dominant channelBlue
Hex per channelR 00 · G 7B · B CB

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Every value on this page was computed from “007bcb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.