Recognised as Colour

#F5370E

#F5370E
Red
Dark
Nearest: Orange red

#F5370E is a red with RGB values 245, 55, 14 and HSL 11°, 92%, 51%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#F5370E#F5370E

HEX#F5370E

RGBrgb(245, 55, 14)

RGB (0–1)0.9608, 0.2157, 0.0549

RGB percentages96.1%, 21.6%, 5.5%

HSLhsl(10.6, 92%, 50.8%)

HSV / HSBhsv(10.6, 94.3%, 96.1%)

CMYK0%, 77.6%, 94.3%, 3.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,070,414

CSS custom property--colour: #F5370E;

Brightness & contrast

Relative luminance0.22177WCAG 2.x, 0 is black and 1 is white

Perceived brightness140.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.44:1

Contrast with white3.86:1WCAG normal text: Fail

Contrast with black5.44:1WCAG normal text: AA

Greyscale equivalent#5C5C5C

Inverted#0AC8F1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#756700no red cones; affects about 1% of men; ΔE 75.4 from the original

Deuteranopia#A39100no green cones; the most common form, about 1% of men; ΔE 75.3 from the original

Tritanopia#FF0032no blue cones; rare, and affects men and women equally; ΔE 18.8 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text3.86:1WCAG large text: AA

Contrast with black, large text5.44:1WCAG large text: AAA

Named colours

Orange red · ΔE 6.8 Red · ΔE 11.6 Tomato · ΔE 21.8 Crimson · ΔE 30.5 Coral · ΔE 31.4 Firebrick · ΔE 32.5

Nearest named CSS colourOrange red (#FF4500)ΔE 6.82, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#0ECCF5

Analogous#F50E58, #F5AB0E

Triadic#0EF537, #370EF5

Split complementary#0EF5AB, #0E58F5

Tetradic#58F50E, #0ECCF5, #AB0EF5

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FDDAD2

Lighter +30%#FBB1A1

Lighter +20%#F98870

Lighter +10%#F7603F

Darker −10%#C82A08

Darker −20%#972006

Darker −30%#661604

Darker −40%#350B02

More saturated +25%#FF3104

Less saturated −25%#D64B2D

Channel breakdown

R245

G55

B14

Red245 (96.1%)

Green55 (21.6%)

Blue14 (5.5%)

Hue10.65°

Saturation (HSL)92.03%

Lightness50.78%

Dominant channelRed

Hex per channelR F5 · G 37 · B 0E

Keep nerding

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

#F5370E

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

Nerdulate something else