Nerdulator> put something in

Recognised as Colour

#304B52

  • #304B52
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#304B52 is a cyan with RGB values 48, 75, 82 and HSL 192°, 26%, 25%. It is a dark colour, so white text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#304B52#304B52
HEX#304B52
RGBrgb(48, 75, 82)
RGB (0–1)0.1882, 0.2941, 0.3216
RGB percentages18.8%, 29.4%, 32.2%
HSLhsl(192.4, 26.2%, 25.5%)
HSV / HSBhsv(192.4, 41.5%, 32.2%)
CMYK41.5%, 8.5%, 0%, 67.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,165,010
CSS custom property--colour: #304B52;

Brightness & contrast

Relative luminance0.0627WCAG 2.x, 0 is black and 1 is white
Perceived brightness69 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.32:1
Contrast with white9.32:1WCAG normal text: AAA
Contrast with black2.25:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#CFB4AD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#464952no red cones; affects about 1% of men; ΔE 9.2 from the original
Deuteranopia#414552no green cones; the most common form, about 1% of men; ΔE 9.8 from the original
Tritanopia#234E4Dno blue cones; rare, and affects men and women equally; ΔE 7.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.32:1WCAG large text: AAA
Contrast with black, large text2.25:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 5.3Dim grey · ΔE 18.1Slate grey · ΔE 23.7Gray · ΔE 25.9Light slate grey · ΔE 26.8Teal · ΔE 27.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 5.27, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#523730
Analogous#305248, #303A52
Triadic#52304B, #4B5230
Split complementary#52303A, #524830
Tetradic#483052, #523730, #3A5230

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#90B5BE
Lighter +30%#709FAB
Lighter +20%#568692
Lighter +10%#436872
Darker −10%#1D2E32
Darker −20%#0A1012
Darker −30%#000000
Darker −40%#000000
More saturated +25%#205562
Less saturated −25%#404142

Channel breakdown

R48
G75
B82
Red48 (18.8%)
Green75 (29.4%)
Blue82 (32.2%)
Hue192.35°
Saturation (HSL)26.15%
Lightness25.49%
Dominant channelBlue
Hex per channelR 30 · G 4B · B 52

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 “304b52” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.