Nerdulator> put something in

Recognised as Colour

#258BBE

  • #258BBE
  • Blue
  • Dark
  • Nearest: Steel blue

#258BBE is a blue with RGB values 37, 139, 190 and HSL 200°, 67%, 45%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#258BBE#258BBE
HEX#258BBE
RGBrgb(37, 139, 190)
RGB (0–1)0.1451, 0.5451, 0.7451
RGB percentages14.5%, 54.5%, 74.5%
HSLhsl(200, 67.4%, 44.5%)
HSV / HSBhsv(200, 80.5%, 74.5%)
CMYK80.5%, 26.8%, 0%, 25.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,460,606
CSS custom property--colour: #258BBE;

Brightness & contrast

Relative luminance0.22576WCAG 2.x, 0 is black and 1 is white
Perceived brightness126 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.52:1
Contrast with white3.81:1WCAG normal text: Fail
Contrast with black5.52:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#DA7441

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#728BC0no red cones; affects about 1% of men; ΔE 16.3 from the original
Deuteranopia#5E7CBDno green cones; the most common form, about 1% of men; ΔE 18.6 from the original
Tritanopia#00989Dno blue cones; rare, and affects men and women equally; ΔE 30.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.81:1WCAG large text: AA
Contrast with black, large text5.52:1WCAG large text: AAA

Named colours

Steel blue · ΔE 7.3Deep skyblue · ΔE 20.8Light slate grey · ΔE 25Slate grey · ΔE 25.5Light skyblue · ΔE 25.8Cornflower blue · ΔE 25.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 7.31, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BE5825
Analogous#25BEA5, #253EBE
Triadic#BE258B, #8BBE25
Split complementary#BE253F, #BEA525
Tetradic#A425BE, #BE5825, #3FBE25

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDE0F2
Lighter +30%#92CDEA
Lighter +20%#68B9E1
Lighter +10%#3DA5D9
Darker −10%#1D6C93
Darker −20%#144D69
Darker −30%#0C2D3E
Darker −40%#040E13
More saturated +25%#0994DA
Less saturated −25%#4182A2

Channel breakdown

R37
G139
B190
Red37 (14.5%)
Green139 (54.5%)
Blue190 (74.5%)
Hue200°
Saturation (HSL)67.4%
Lightness44.51%
Dominant channelBlue
Hex per channelR 25 · G 8B · B BE

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “258bbe” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.