Nerdulator> put something in

Recognised as Colour

#02304C

  • #02304C
  • Blue
  • Dark
  • Nearest: Dark slate grey

#02304C is a blue with RGB values 2, 48, 76 and HSL 203°, 95%, 15%. It is a dark colour, so white text on it reaches 13.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#02304C#02304C
HEX#02304C
RGBrgb(2, 48, 76)
RGB (0–1)0.0078, 0.1882, 0.298
RGB percentages0.8%, 18.8%, 29.8%
HSLhsl(202.7, 94.9%, 15.3%)
HSV / HSBhsv(202.7, 97.4%, 29.8%)
CMYK97.4%, 36.8%, 0%, 70.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer143,436
CSS custom property--colour: #02304C;

Brightness & contrast

Relative luminance0.02649WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.73:1
Contrast with white13.73:1WCAG normal text: AAA
Contrast with black1.53:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#FDCFB3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#22314Dno red cones; affects about 1% of men; ΔE 6.4 from the original
Deuteranopia#182A4Bno green cones; the most common form, about 1% of men; ΔE 7.7 from the original
Tritanopia#00373Ano blue cones; rare, and affects men and women equally; ΔE 19.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.73:1WCAG large text: AAA
Contrast with black, large text1.53:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 23.5Black · ΔE 28.4Dim grey · ΔE 33.6Steel blue · ΔE 35.6Slate grey · ΔE 35.9Dark slateblue · ΔE 37.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 23.53, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4C1E02
Analogous#024C43, #020B4C
Triadic#4C0230, #304C02
Split complementary#4C020B, #4C4302
Tetradic#43024C, #4C1E02, #0B4C02

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#21A7F9
Lighter +30%#068EE1
Lighter +20%#056FAF
Lighter +10%#034F7E
Darker −10%#01111A
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00304E
Less saturated −25%#0C2E42

Channel breakdown

R2
G48
B76
Red2 (0.8%)
Green48 (18.8%)
Blue76 (29.8%)
Hue202.7°
Saturation (HSL)94.87%
Lightness15.29%
Dominant channelBlue
Hex per channelR 02 · G 30 · B 4C

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 “02304c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.