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Recognised as Colour

#458B51

  • #458B51
  • Green
  • Dark
  • Nearest: Sea green

#458B51 is a green with RGB values 69, 139, 81 and HSL 130°, 34%, 41%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#458B51#458B51
HEX#458B51
RGBrgb(69, 139, 81)
RGB (0–1)0.2706, 0.5451, 0.3176
RGB percentages27.1%, 54.5%, 31.8%
HSLhsl(130.3, 33.7%, 40.8%)
HSV / HSBhsv(130.3, 50.4%, 54.5%)
CMYK50.4%, 0%, 41.7%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,557,649
CSS custom property--colour: #458B51;

Brightness & contrast

Relative luminance0.20325WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.06:1
Contrast with white4.15:1WCAG normal text: Fail
Contrast with black5.06:1WCAG normal text: AA
Greyscale equivalent#787878
Inverted#BA74AE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8C814Dno red cones; affects about 1% of men; ΔE 32.1 from the original
Deuteranopia#837A55no green cones; the most common form, about 1% of men; ΔE 32.8 from the original
Tritanopia#38887Dno blue cones; rare, and affects men and women equally; ΔE 27.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.15:1WCAG large text: AA
Contrast with black, large text5.06:1WCAG large text: AAA

Named colours

Sea green · ΔE 6.3Medium seagreen · ΔE 18.4Dark olivegreen · ΔE 20.2Dark seagreen · ΔE 23.8Dark green · ΔE 25Forest green · ΔE 25.2
Nearest named CSS colourSea green (#2E8B57)ΔE 6.29, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8B457F
Analogous#5C8B45, #458B74
Triadic#51458B, #8B5145
Split complementary#74458B, #8B455C
Tetradic#455C8B, #8B457F, #8B7445

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BEDEC3
Lighter +30%#9BCEA4
Lighter +20%#79BD85
Lighter +10%#57AC66
Darker −10%#34693D
Darker −20%#234729
Darker −30%#122515
Darker −40%#010302
More saturated +25%#2BA540
Less saturated −25%#5F7162

Channel breakdown

R69
G139
B81
Red69 (27.1%)
Green139 (54.5%)
Blue81 (31.8%)
Hue130.29°
Saturation (HSL)33.65%
Lightness40.78%
Dominant channelGreen
Hex per channelR 45 · G 8B · B 51

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Every value on this page was computed from “458b51” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.