Nerdulator> put something in

Recognised as Colour

#90BFEF

  • #90BFEF
  • Blue
  • Dark
  • Nearest: Light skyblue

#90BFEF is a blue with RGB values 144, 191, 239 and HSL 210°, 75%, 75%. It is a dark colour, so black text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#90BFEF#90BFEF
HEX#90BFEF
RGBrgb(144, 191, 239)
RGB (0–1)0.5647, 0.749, 0.9373
RGB percentages56.5%, 74.9%, 93.7%
HSLhsl(210.3, 74.8%, 75.1%)
HSV / HSBhsv(210.3, 39.7%, 93.7%)
CMYK39.7%, 20.1%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,486,319
CSS custom property--colour: #90BFEF;

Brightness & contrast

Relative luminance0.49423WCAG 2.x, 0 is black and 1 is white
Perceived brightness184.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.88:1
Contrast with white1.93:1WCAG normal text: Fail
Contrast with black10.88:1WCAG normal text: AAA
Greyscale equivalent#B8B8B8
Inverted#6F4010

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ACC0F1no red cones; affects about 1% of men; ΔE 8.2 from the original
Deuteranopia#A1B6EEno green cones; the most common form, about 1% of men; ΔE 9.5 from the original
Tritanopia#6ECACFno blue cones; rare, and affects men and women equally; ΔE 28.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.93:1WCAG large text: Fail
Contrast with black, large text10.88:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 8.3Sky blue · ΔE 13.9Light steelblue · ΔE 14Deep skyblue · ΔE 20Light blue · ΔE 20.4Steel blue · ΔE 23.5
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 8.29, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EFC090
Analogous#90EFEF, #9090EF
Triadic#EF90BF, #BFEF90
Split complementary#EF9090, #EFEF90
Tetradic#EF90EF, #EFC090, #90EF90

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E9F2FC
Lighter +10%#BDD9F5
Darker −10%#63A5E9
Darker −20%#378CE2
Darker −30%#1D72C9
Darker −40%#17599C
More saturated +25%#80BFFF
Less saturated −25%#A0BFDF

Channel breakdown

R144
G191
B239
Red144 (56.5%)
Green191 (74.9%)
Blue239 (93.7%)
Hue210.32°
Saturation (HSL)74.8%
Lightness75.1%
Dominant channelBlue
Hex per channelR 90 · G BF · B EF

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 “90bfef” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.