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Recognised as Colour

#023056

  • #023056
  • Blue
  • Dark
  • Nearest: Dark slate grey

#023056 is a blue with RGB values 2, 48, 86 and HSL 207°, 95%, 17%. It is a dark colour, so white text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#023056#023056
HEX#023056
RGBrgb(2, 48, 86)
RGB (0–1)0.0078, 0.1882, 0.3373
RGB percentages0.8%, 18.8%, 33.7%
HSLhsl(207.1, 95.5%, 17.3%)
HSV / HSBhsv(207.1, 97.7%, 33.7%)
CMYK97.7%, 44.2%, 0%, 66.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer143,446
CSS custom property--colour: #023056;

Brightness & contrast

Relative luminance0.02799WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.46:1
Contrast with white13.46:1WCAG normal text: AAA
Contrast with black1.56:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#FDCFA9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D3358no red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#0E2B55no green cones; the most common form, about 1% of men; ΔE 5.1 from the original
Tritanopia#00393Eno blue cones; rare, and affects men and women equally; ΔE 25.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.46:1WCAG large text: AAA
Contrast with black, large text1.56:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 29.6Dark slateblue · ΔE 30.7Black · ΔE 33.2Steel blue · ΔE 34.2Dim grey · ΔE 37Midnight blue · ΔE 37.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 29.56, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#562802
Analogous#025652, #020656
Triadic#560230, #305602
Split complementary#560206, #565202
Tetradic#520256, #562802, #065602

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2A9CFA
Lighter +30%#0583EC
Lighter +20%#0468BA
Lighter +10%#034C88
Darker −10%#011424
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003058
Less saturated −25%#0D2F4B

Channel breakdown

R2
G48
B86
Red2 (0.8%)
Green48 (18.8%)
Blue86 (33.7%)
Hue207.14°
Saturation (HSL)95.45%
Lightness17.25%
Dominant channelBlue
Hex per channelR 02 · G 30 · B 56

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Every value on this page was computed from “hex 023056” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.