Nerdulator> put something in

Recognised as Colour

#2A9FA1

  • #2A9FA1
  • Cyan
  • Dark
  • Nearest: Dark cyan

#2A9FA1 is a cyan with RGB values 42, 159, 161 and HSL 181°, 59%, 40%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#2A9FA1#2A9FA1
HEX#2A9FA1
RGBrgb(42, 159, 161)
RGB (0–1)0.1647, 0.6235, 0.6314
RGB percentages16.5%, 62.4%, 63.1%
HSLhsl(181, 58.6%, 39.8%)
HSV / HSBhsv(181, 73.9%, 63.1%)
CMYK73.9%, 1.2%, 0%, 36.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,793,377
CSS custom property--colour: #2A9FA1;

Brightness & contrast

Relative luminance0.27862WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.57:1
Contrast with white3.2:1WCAG normal text: Fail
Contrast with black6.57:1WCAG normal text: AA
Greyscale equivalent#868686
Inverted#D5605E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9497A1no red cones; affects about 1% of men; ΔE 31.6 from the original
Deuteranopia#838BA2no green cones; the most common form, about 1% of men; ΔE 32.6 from the original
Tritanopia#00A49Fno blue cones; rare, and affects men and women equally; ΔE 6.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.2:1WCAG large text: AA
Contrast with black, large text6.57:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 7.7Light seagreen · ΔE 10.2Cadetblue · ΔE 11Teal · ΔE 11.7Medium turquoise · ΔE 18.6Dark turquoise · ΔE 18.7
Nearest named CSS colourDark cyan (#008B8B)ΔE 7.67, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A12C2A
Analogous#2AA168, #2A63A1
Triadic#A12A9F, #9FA12A
Split complementary#A12A63, #A1682A
Tetradic#682AA1, #A12C2A, #63A12A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ADE9EA
Lighter +30%#85DEDF
Lighter +20%#5CD3D5
Lighter +10%#35C7C9
Darker −10%#1F7779
Darker −20%#154F50
Darker −30%#0A2728
Darker −40%#000000
More saturated +25%#11B8BA
Less saturated −25%#438688

Channel breakdown

R42
G159
B161
Red42 (16.5%)
Green159 (62.4%)
Blue161 (63.1%)
Hue181.01°
Saturation (HSL)58.62%
Lightness39.8%
Dominant channelBlue
Hex per channelR 2A · G 9F · B A1

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 “2a9fa1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.