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Recognised as Colour

#01274E

  • #01274E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#01274E is a blue with RGB values 1, 39, 78 and HSL 210°, 97%, 15%. It is a dark colour, so white text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#01274E#01274E
HEX#01274E
RGBrgb(1, 39, 78)
RGB (0–1)0.0039, 0.1529, 0.3059
RGB percentages0.4%, 15.3%, 30.6%
HSLhsl(210.4, 97.5%, 15.5%)
HSV / HSBhsv(210.4, 98.7%, 30.6%)
CMYK98.7%, 50%, 0%, 69.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer75,598
CSS custom property--colour: #01274E;

Brightness & contrast

Relative luminance0.02008WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.98:1
Contrast with white14.98:1WCAG normal text: AAA
Contrast with black1.4:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#FED8B1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#112A4Fno red cones; affects about 1% of men; ΔE 2.6 from the original
Deuteranopia#01244Dno green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#003036no blue cones; rare, and affects men and women equally; ΔE 26 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.98:1WCAG large text: AAA
Contrast with black, large text1.4:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 30Black · ΔE 32Dark slate grey · ΔE 32.9Midnight blue · ΔE 34.8Steel blue · ΔE 38.2Dim grey · ΔE 40.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 30.01, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4E2801
Analogous#014D4E, #02014E
Triadic#4E0127, #274E01
Split complementary#4E0201, #4D4E01
Tetradic#4E014D, #4E2801, #014E02

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1F8CFC
Lighter +30%#0373E5
Lighter +20%#0259B3
Lighter +10%#024080
Darker −10%#000E1C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00274F
Less saturated −25%#0B2744

Channel breakdown

R1
G39
B78
Red1 (0.4%)
Green39 (15.3%)
Blue78 (30.6%)
Hue210.39°
Saturation (HSL)97.47%
Lightness15.49%
Dominant channelBlue
Hex per channelR 01 · G 27 · B 4E

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Every value on this page was computed from “01274e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.