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Recognised as Colour

#048B99

  • #048B99
  • Cyan
  • Dark
  • Nearest: Dark cyan

#048B99 is a cyan with RGB values 4, 139, 153 and HSL 186°, 95%, 31%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#048B99#048B99
HEX#048B99
RGBrgb(4, 139, 153)
RGB (0–1)0.0157, 0.5451, 0.6
RGB percentages1.6%, 54.5%, 60%
HSLhsl(185.6, 94.9%, 30.8%)
HSV / HSBhsv(185.6, 97.4%, 60%)
CMYK97.4%, 9.2%, 0%, 40%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer297,881
CSS custom property--colour: #048B99;

Brightness & contrast

Relative luminance0.20791WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.16:1
Contrast with white4.07:1WCAG normal text: Fail
Contrast with black5.16:1WCAG normal text: AA
Greyscale equivalent#6F6F6F
Inverted#FB7466

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7D859Ano red cones; affects about 1% of men; ΔE 28 from the original
Deuteranopia#6C7899no green cones; the most common form, about 1% of men; ΔE 29.5 from the original
Tritanopia#00928Fno blue cones; rare, and affects men and women equally; ΔE 11.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.07:1WCAG large text: AA
Contrast with black, large text5.16:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 8.8Teal · ΔE 9.5Cadetblue · ΔE 13.7Light seagreen · ΔE 20.2Light slate grey · ΔE 24.4Slate grey · ΔE 24.4
Nearest named CSS colourDark cyan (#008B8B)ΔE 8.79, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#991204
Analogous#04995C, #044199
Triadic#99048B, #8B9904
Split complementary#990441, #995C04
Tetradic#5C0499, #991204, #419904

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6EEEFB
Lighter +30%#3CE8FA
Lighter +20%#0AE2F9
Lighter +10%#05B8CB
Darker −10%#035E67
Darker −20%#013136
Darker −30%#000404
Darker −40%#000000
More saturated +25%#008E9D
Less saturated −25%#187B85

Channel breakdown

R4
G139
B153
Red4 (1.6%)
Green139 (54.5%)
Blue153 (60%)
Hue185.64°
Saturation (HSL)94.9%
Lightness30.78%
Dominant channelBlue
Hex per channelR 04 · G 8B · B 99

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Every value on this page was computed from “048b99” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.